2016-03-23 22:22:30 +00:00
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/*
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* gtkapp.c: a top-level front end to GUI PuTTY and pterm, using
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* GtkApplication. Suitable for OS X. Currently unfinished.
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*
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* (You could run it on ordinary Linux GTK too, in principle, but I
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* don't think it would be particularly useful to do so, even once
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* it's fully working.)
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*/
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2016-03-23 22:14:13 +00:00
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/*
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To build on OS X, you will need a build environment with GTK 3 and
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gtk-mac-bundler, and also Halibut on the path (to build the man pages,
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without which the standard Makefile will complain). Then, from a clean
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checkout, do this:
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./mkfiles.pl -U --with-quartz
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make -C icons icns
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make -C doc
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make
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and you should get unix/PuTTY.app and unix/PTerm.app as output.
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*/
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2016-03-23 22:17:09 +00:00
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/*
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TODO list for a sensible GTK3 PuTTY/pterm on OS X:
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2017-12-18 14:04:57 +00:00
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Still to do on the application menu bar: items that have to vary with
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context or user action (saved sessions and mid-session special
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commands), and disabling/enabling the main actions in parallel with
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their counterparts in the Ctrl-rightclick context menu.
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2016-03-23 22:17:09 +00:00
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Mouse wheel events and trackpad scrolling gestures don't work quite
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2017-12-18 14:04:57 +00:00
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right in the terminal drawing area. This seems to be a combination of
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two things, neither of which I completely understand yet. Firstly, on
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OS X GTK my trackpad seems to generate GDK scroll events for which
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gdk_event_get_scroll_deltas returns integers rather than integer
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multiples of 1/30, so we end up scrolling by very large amounts;
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secondly, the window doesn't seem to receive a GTK "draw" event until
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after the entire scroll gesture is complete, which means we don't get
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constant visual feedback on how much we're scrolling by.
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2016-03-23 22:17:09 +00:00
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2017-12-18 14:04:57 +00:00
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There doesn't seem to be a resize handle on terminal windows. Then
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again, they do seem to _be_ resizable; the handle just isn't shown.
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Perhaps that's a feature (certainly in a scrollbarless configuration
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the handle gets in the way of the bottom right character cell in the
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terminal itself), but it would be nice to at least understand _why_ it
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happens and perhaps include an option to put it back again.
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2016-03-23 22:17:09 +00:00
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A slight oddity with menus that pop up directly under the mouse
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pointer: mousing over the menu items doesn't highlight them initially,
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but if I mouse off the menu and back on (without un-popping-it-up)
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then suddenly that does work. I don't know if this is something I can
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fix, though; it might very well be a quirk of the underlying GTK.
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Does OS X have a standard system of online help that I could tie into?
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Need to work out what if anything we can do with Pageant on OS X.
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Perhaps it's too much bother and we should just talk to the
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system-provided SSH agent? Or perhaps not.
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Nice-to-have: a custom right-click menu from the application's dock
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tile, listing the saved sessions for quick launch. As far as I know
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there's nothing built in to GtkApplication that can produce this, but
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it's possible we might be able to drop a piece of native Cocoa code in
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under ifdef, substituting an application delegate of our own which
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forwards all methods we're not interested in to the GTK-provided one?
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At the point where this becomes polished enough to publish pre-built,
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I suppose I'll have to look into OS X code signing.
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https://wiki.gnome.org/Projects/GTK%2B/OSX/Bundling has some links.
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*/
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2016-03-23 22:22:30 +00:00
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <gtk/gtk.h>
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#define MAY_REFER_TO_GTK_IN_HEADERS
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#include "putty.h"
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2017-11-27 20:09:54 +00:00
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#include "gtkmisc.h"
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2016-03-23 22:22:30 +00:00
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char *x_get_default(const char *key) { return NULL; }
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Convert a lot of 'int' variables to 'bool'.
My normal habit these days, in new code, is to treat int and bool as
_almost_ completely separate types. I'm still willing to use C's
implicit test for zero on an integer (e.g. 'if (!blob.len)' is fine,
no need to spell it out as blob.len != 0), but generally, if a
variable is going to be conceptually a boolean, I like to declare it
bool and assign to it using 'true' or 'false' rather than 0 or 1.
PuTTY is an exception, because it predates the C99 bool, and I've
stuck to its existing coding style even when adding new code to it.
But it's been annoying me more and more, so now that I've decided C99
bool is an acceptable thing to require from our toolchain in the first
place, here's a quite thorough trawl through the source doing
'boolification'. Many variables and function parameters are now typed
as bool rather than int; many assignments of 0 or 1 to those variables
are now spelled 'true' or 'false'.
I managed this thorough conversion with the help of a custom clang
plugin that I wrote to trawl the AST and apply heuristics to point out
where things might want changing. So I've even managed to do a decent
job on parts of the code I haven't looked at in years!
To make the plugin's work easier, I pushed platform front ends
generally in the direction of using standard 'bool' in preference to
platform-specific boolean types like Windows BOOL or GTK's gboolean;
I've left the platform booleans in places they _have_ to be for the
platform APIs to work right, but variables only used by my own code
have been converted wherever I found them.
In a few places there are int values that look very like booleans in
_most_ of the places they're used, but have a rarely-used third value,
or a distinction between different nonzero values that most users
don't care about. In these cases, I've _removed_ uses of 'true' and
'false' for the return values, to emphasise that there's something
more subtle going on than a simple boolean answer:
- the 'multisel' field in dialog.h's list box structure, for which
the GTK front end in particular recognises a difference between 1
and 2 but nearly everything else treats as boolean
- the 'urgent' parameter to plug_receive, where 1 vs 2 tells you
something about the specific location of the urgent pointer, but
most clients only care about 0 vs 'something nonzero'
- the return value of wc_match, where -1 indicates a syntax error in
the wildcard.
- the return values from SSH-1 RSA-key loading functions, which use
-1 for 'wrong passphrase' and 0 for all other failures (so any
caller which already knows it's not loading an _encrypted private_
key can treat them as boolean)
- term->esc_query, and the 'query' parameter in toggle_mode in
terminal.c, which _usually_ hold 0 for ESC[123h or 1 for ESC[?123h,
but can also hold -1 for some other intervening character that we
don't support.
In a few places there's an integer that I haven't turned into a bool
even though it really _can_ only take values 0 or 1 (and, as above,
tried to make the call sites consistent in not calling those values
true and false), on the grounds that I thought it would make it more
confusing to imply that the 0 value was in some sense 'negative' or
bad and the 1 positive or good:
- the return value of plug_accepting uses the POSIXish convention of
0=success and nonzero=error; I think if I made it bool then I'd
also want to reverse its sense, and that's a job for a separate
piece of work.
- the 'screen' parameter to lineptr() in terminal.c, where 0 and 1
represent the default and alternate screens. There's no obvious
reason why one of those should be considered 'true' or 'positive'
or 'success' - they're just indices - so I've left it as int.
ssh_scp_recv had particularly confusing semantics for its previous int
return value: its call sites used '<= 0' to check for error, but it
never actually returned a negative number, just 0 or 1. Now the
function and its call sites agree that it's a bool.
In a couple of places I've renamed variables called 'ret', because I
don't like that name any more - it's unclear whether it means the
return value (in preparation) for the _containing_ function or the
return value received from a subroutine call, and occasionally I've
accidentally used the same variable for both and introduced a bug. So
where one of those got in my way, I've renamed it to 'toret' or 'retd'
(the latter short for 'returned') in line with my usual modern
practice, but I haven't done a thorough job of finding all of them.
Finally, one amusing side effect of doing this is that I've had to
separate quite a few chained assignments. It used to be perfectly fine
to write 'a = b = c = TRUE' when a,b,c were int and TRUE was just a
the 'true' defined by stdbool.h, that idiom provokes a warning from
gcc: 'suggest parentheses around assignment used as truth value'!
2018-11-02 19:23:19 +00:00
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|
|
const bool buildinfo_gtk_relevant = true;
|
2017-02-22 22:10:05 +00:00
|
|
|
|
2016-03-23 22:22:30 +00:00
|
|
|
#if !GTK_CHECK_VERSION(3,0,0)
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|
|
/* This front end only works in GTK 3. If that's not what we've got,
|
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|
|
* it's easier to just turn this program into a trivial stub by ifdef
|
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|
|
* in the source than it is to remove it in the makefile edifice. */
|
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|
|
int main(int argc, char **argv)
|
|
|
|
{
|
2017-11-25 21:55:17 +00:00
|
|
|
fprintf(stderr, "GtkApplication frontend doesn't work pre-GTK3\n");
|
2016-03-23 22:22:30 +00:00
|
|
|
return 1;
|
|
|
|
}
|
Remove the 'Frontend' type and replace it with a vtable.
After the recent Seat and LogContext revamps, _nearly_ all the
remaining uses of the type 'Frontend' were in terminal.c, which needs
all sorts of interactions with the GUI window the terminal lives in,
from the obvious (actually drawing text on the window, reading and
writing the clipboard) to the obscure (minimising, maximising and
moving the window in response to particular escape sequences).
All of those functions are now provided by an abstraction called
TermWin. The few remaining uses of Frontend after _that_ are internal
to a particular platform directory, so as to spread the implementation
of that particular kind of Frontend between multiple source files; so
I've renamed all of those so that they take a more specifically named
type that refers to the particular implementation rather than the
general abstraction.
So now the name 'Frontend' no longer exists in the code base at all,
and everywhere one used to be used, it's completely clear whether it
was operating in one of Frontend's three abstract roles (and if so,
which), or whether it was specific to a particular implementation.
Another type that's disappeared is 'Context', which used to be a
typedef defined to something different on each platform, describing
whatever short-lived resources were necessary to draw on the terminal
window: the front end would provide a ready-made one when calling
term_paint, and the terminal could request one with get_ctx/free_ctx
if it wanted to do proactive window updates. Now that drawing context
lives inside the TermWin itself, because there was never any need to
have two of those contexts live at the same time.
(Another minor API change is that the window-title functions - both
reading and writing - have had a missing 'const' added to their char *
parameters / return values.)
I don't expect this change to enable any particularly interesting new
functionality (in particular, I have no plans that need more than one
implementation of TermWin in the same application). But it completes
the tidying-up that began with the Seat and LogContext rework.
2018-10-25 17:44:04 +00:00
|
|
|
GtkWidget *make_gtk_toplevel_window(GtkFrontend *frontend) { return NULL; }
|
2016-03-23 22:22:30 +00:00
|
|
|
void launch_duplicate_session(Conf *conf) {}
|
|
|
|
void launch_new_session(void) {}
|
|
|
|
void launch_saved_session(const char *str) {}
|
Make the configuration dialog non-modal.
Now every call to do_config_box is replaced with a call to
create_config_box, which returns immediately having constructed the
new GTK window object, and is passed a callback function which it will
arrange to be called when the dialog terminates (whether by OK or by
Cancel). That callback is now what triggers the construction of a
session window after 'Open' is pressed in the initial config box, or
the actual mid-session reconfiguration action after 'Apply' is pressed
in a Change Settings box.
We were already prepared to ignore the re-selection of 'Change
Settings' from the context menu of a window that already had a Change
Settings box open (and not accidentally create a second config box for
the same window); but now we do slightly better, by finding the
existing config box and un-minimising and raising it, in case the user
had forgotten it was there.
That's a useful featurelet, but not the main purpose of this change.
The mani point, of course, is that now the multi-window GtkApplication
based front ends now don't do anything confusing to the nesting of
gtk_main() when config boxes are involved. Whether you're changing the
settings of one (or more than one) of your already-running sessions,
preparing to start up a new PuTTY connection, or both at once, we stay
in the same top-level instance of gtk_main() and all sessions' top-
level callbacks continue to run sensibly.
2017-11-26 11:58:02 +00:00
|
|
|
void session_window_closed(void) {}
|
2018-01-30 19:22:45 +00:00
|
|
|
void window_setup_error(const char *errmsg) {}
|
2016-03-23 22:22:30 +00:00
|
|
|
#else /* GTK_CHECK_VERSION(3,0,0) */
|
|
|
|
|
|
|
|
static void startup(GApplication *app, gpointer user_data)
|
|
|
|
{
|
|
|
|
GMenu *menubar, *menu, *section;
|
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|
|
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|
|
menubar = g_menu_new();
|
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|
|
menu = g_menu_new();
|
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|
|
g_menu_append_submenu(menubar, "File", G_MENU_MODEL(menu));
|
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|
section = g_menu_new();
|
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|
|
g_menu_append_section(menu, NULL, G_MENU_MODEL(section));
|
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|
|
g_menu_append(section, "New Window", "app.newwin");
|
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|
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|
|
menu = g_menu_new();
|
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|
|
g_menu_append_submenu(menubar, "Edit", G_MENU_MODEL(menu));
|
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|
|
section = g_menu_new();
|
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|
|
g_menu_append_section(menu, NULL, G_MENU_MODEL(section));
|
2017-12-17 20:35:45 +00:00
|
|
|
g_menu_append(section, "Copy", "win.copy");
|
2016-03-23 22:22:30 +00:00
|
|
|
g_menu_append(section, "Paste", "win.paste");
|
2017-12-18 11:46:48 +00:00
|
|
|
g_menu_append(section, "Copy All", "win.copyall");
|
|
|
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|
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|
|
menu = g_menu_new();
|
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|
|
g_menu_append_submenu(menubar, "Window", G_MENU_MODEL(menu));
|
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|
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|
|
section = g_menu_new();
|
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|
|
g_menu_append_section(menu, NULL, G_MENU_MODEL(section));
|
|
|
|
g_menu_append(section, "Restart Session", "win.restart");
|
|
|
|
g_menu_append(section, "Duplicate Session", "win.duplicate");
|
|
|
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|
|
section = g_menu_new();
|
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|
|
g_menu_append_section(menu, NULL, G_MENU_MODEL(section));
|
|
|
|
g_menu_append(section, "Change Settings", "win.changesettings");
|
|
|
|
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|
|
if (use_event_log) {
|
|
|
|
section = g_menu_new();
|
|
|
|
g_menu_append_section(menu, NULL, G_MENU_MODEL(section));
|
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|
|
g_menu_append(section, "Event Log", "win.eventlog");
|
|
|
|
}
|
|
|
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|
|
section = g_menu_new();
|
|
|
|
g_menu_append_section(menu, NULL, G_MENU_MODEL(section));
|
|
|
|
g_menu_append(section, "Clear Scrollback", "win.clearscrollback");
|
|
|
|
g_menu_append(section, "Reset Terminal", "win.resetterm");
|
2016-03-23 22:22:30 +00:00
|
|
|
|
2017-12-20 11:55:51 +00:00
|
|
|
#if GTK_CHECK_VERSION(3,12,0)
|
2017-12-18 11:01:42 +00:00
|
|
|
#define SET_ACCEL(app, command, accel) do \
|
|
|
|
{ \
|
|
|
|
static const char *const accels[] = { accel, NULL }; \
|
|
|
|
gtk_application_set_accels_for_action( \
|
|
|
|
GTK_APPLICATION(app), command, accels); \
|
|
|
|
} while (0)
|
2017-12-20 11:55:51 +00:00
|
|
|
#else
|
|
|
|
/* The Gtk function used above was new in 3.12; the one below
|
|
|
|
* was deprecated from 3.14. */
|
|
|
|
#define SET_ACCEL(app, command, accel) \
|
|
|
|
gtk_application_add_accelerator(GTK_APPLICATION(app), accel, \
|
|
|
|
command, NULL)
|
|
|
|
#endif
|
2017-12-18 11:01:42 +00:00
|
|
|
|
|
|
|
SET_ACCEL(app, "app.newwin", "<Primary>n");
|
|
|
|
SET_ACCEL(app, "win.copy", "<Primary>c");
|
|
|
|
SET_ACCEL(app, "win.paste", "<Primary>v");
|
|
|
|
|
|
|
|
#undef SET_ACCEL
|
|
|
|
|
2016-03-23 22:22:30 +00:00
|
|
|
gtk_application_set_menubar(GTK_APPLICATION(app),
|
|
|
|
G_MENU_MODEL(menubar));
|
|
|
|
}
|
|
|
|
|
2017-12-18 11:15:44 +00:00
|
|
|
#define WIN_ACTION_LIST(X) \
|
|
|
|
X("copy", MA_COPY) \
|
|
|
|
X("paste", MA_PASTE) \
|
2017-12-18 11:46:48 +00:00
|
|
|
X("copyall", MA_COPY_ALL) \
|
|
|
|
X("duplicate", MA_DUPLICATE_SESSION) \
|
|
|
|
X("restart", MA_RESTART_SESSION) \
|
|
|
|
X("changesettings", MA_CHANGE_SETTINGS) \
|
|
|
|
X("clearscrollback", MA_CLEAR_SCROLLBACK) \
|
|
|
|
X("resetterm", MA_RESET_TERMINAL) \
|
|
|
|
X("eventlog", MA_EVENT_LOG) \
|
2017-12-18 11:15:44 +00:00
|
|
|
/* end of list */
|
2017-12-17 20:35:45 +00:00
|
|
|
|
2017-12-18 11:15:44 +00:00
|
|
|
#define WIN_ACTION_CALLBACK(name, id) \
|
|
|
|
static void win_action_cb_ ## id(GSimpleAction *a, GVariant *p, gpointer d) \
|
|
|
|
{ app_menu_action(d, id); }
|
|
|
|
WIN_ACTION_LIST(WIN_ACTION_CALLBACK)
|
|
|
|
#undef WIN_ACTION_CALLBACK
|
2016-03-23 22:22:30 +00:00
|
|
|
|
|
|
|
static const GActionEntry win_actions[] = {
|
2017-12-18 11:15:44 +00:00
|
|
|
#define WIN_ACTION_ENTRY(name, id) { name, win_action_cb_ ## id },
|
|
|
|
WIN_ACTION_LIST(WIN_ACTION_ENTRY)
|
|
|
|
#undef WIN_ACTION_ENTRY
|
2016-03-23 22:22:30 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
static GtkApplication *app;
|
Remove the 'Frontend' type and replace it with a vtable.
After the recent Seat and LogContext revamps, _nearly_ all the
remaining uses of the type 'Frontend' were in terminal.c, which needs
all sorts of interactions with the GUI window the terminal lives in,
from the obvious (actually drawing text on the window, reading and
writing the clipboard) to the obscure (minimising, maximising and
moving the window in response to particular escape sequences).
All of those functions are now provided by an abstraction called
TermWin. The few remaining uses of Frontend after _that_ are internal
to a particular platform directory, so as to spread the implementation
of that particular kind of Frontend between multiple source files; so
I've renamed all of those so that they take a more specifically named
type that refers to the particular implementation rather than the
general abstraction.
So now the name 'Frontend' no longer exists in the code base at all,
and everywhere one used to be used, it's completely clear whether it
was operating in one of Frontend's three abstract roles (and if so,
which), or whether it was specific to a particular implementation.
Another type that's disappeared is 'Context', which used to be a
typedef defined to something different on each platform, describing
whatever short-lived resources were necessary to draw on the terminal
window: the front end would provide a ready-made one when calling
term_paint, and the terminal could request one with get_ctx/free_ctx
if it wanted to do proactive window updates. Now that drawing context
lives inside the TermWin itself, because there was never any need to
have two of those contexts live at the same time.
(Another minor API change is that the window-title functions - both
reading and writing - have had a missing 'const' added to their char *
parameters / return values.)
I don't expect this change to enable any particularly interesting new
functionality (in particular, I have no plans that need more than one
implementation of TermWin in the same application). But it completes
the tidying-up that began with the Seat and LogContext rework.
2018-10-25 17:44:04 +00:00
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GtkWidget *make_gtk_toplevel_window(GtkFrontend *frontend)
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2016-03-23 22:22:30 +00:00
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{
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GtkWidget *win = gtk_application_window_new(app);
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g_action_map_add_action_entries(G_ACTION_MAP(win),
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win_actions,
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G_N_ELEMENTS(win_actions),
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frontend);
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return win;
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}
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void launch_duplicate_session(Conf *conf)
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{
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2016-03-27 13:10:06 +00:00
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assert(!dup_check_launchable || conf_launchable(conf));
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2017-12-17 20:18:20 +00:00
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g_application_hold(G_APPLICATION(app));
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2017-11-25 21:51:45 +00:00
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new_session_window(conf_copy(conf), NULL);
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2016-03-23 22:22:30 +00:00
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}
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Make the configuration dialog non-modal.
Now every call to do_config_box is replaced with a call to
create_config_box, which returns immediately having constructed the
new GTK window object, and is passed a callback function which it will
arrange to be called when the dialog terminates (whether by OK or by
Cancel). That callback is now what triggers the construction of a
session window after 'Open' is pressed in the initial config box, or
the actual mid-session reconfiguration action after 'Apply' is pressed
in a Change Settings box.
We were already prepared to ignore the re-selection of 'Change
Settings' from the context menu of a window that already had a Change
Settings box open (and not accidentally create a second config box for
the same window); but now we do slightly better, by finding the
existing config box and un-minimising and raising it, in case the user
had forgotten it was there.
That's a useful featurelet, but not the main purpose of this change.
The mani point, of course, is that now the multi-window GtkApplication
based front ends now don't do anything confusing to the nesting of
gtk_main() when config boxes are involved. Whether you're changing the
settings of one (or more than one) of your already-running sessions,
preparing to start up a new PuTTY connection, or both at once, we stay
in the same top-level instance of gtk_main() and all sessions' top-
level callbacks continue to run sensibly.
2017-11-26 11:58:02 +00:00
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void session_window_closed(void)
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2016-03-23 22:22:30 +00:00
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{
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Make the configuration dialog non-modal.
Now every call to do_config_box is replaced with a call to
create_config_box, which returns immediately having constructed the
new GTK window object, and is passed a callback function which it will
arrange to be called when the dialog terminates (whether by OK or by
Cancel). That callback is now what triggers the construction of a
session window after 'Open' is pressed in the initial config box, or
the actual mid-session reconfiguration action after 'Apply' is pressed
in a Change Settings box.
We were already prepared to ignore the re-selection of 'Change
Settings' from the context menu of a window that already had a Change
Settings box open (and not accidentally create a second config box for
the same window); but now we do slightly better, by finding the
existing config box and un-minimising and raising it, in case the user
had forgotten it was there.
That's a useful featurelet, but not the main purpose of this change.
The mani point, of course, is that now the multi-window GtkApplication
based front ends now don't do anything confusing to the nesting of
gtk_main() when config boxes are involved. Whether you're changing the
settings of one (or more than one) of your already-running sessions,
preparing to start up a new PuTTY connection, or both at once, we stay
in the same top-level instance of gtk_main() and all sessions' top-
level callbacks continue to run sensibly.
2017-11-26 11:58:02 +00:00
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g_application_release(G_APPLICATION(app));
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}
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static void post_initial_config_box(void *vctx, int result)
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{
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Conf *conf = (Conf *)vctx;
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2017-11-26 14:37:38 +00:00
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if (result > 0) {
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2016-03-23 22:22:30 +00:00
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new_session_window(conf, NULL);
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2017-11-26 14:37:38 +00:00
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} else if (result == 0) {
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Make the configuration dialog non-modal.
Now every call to do_config_box is replaced with a call to
create_config_box, which returns immediately having constructed the
new GTK window object, and is passed a callback function which it will
arrange to be called when the dialog terminates (whether by OK or by
Cancel). That callback is now what triggers the construction of a
session window after 'Open' is pressed in the initial config box, or
the actual mid-session reconfiguration action after 'Apply' is pressed
in a Change Settings box.
We were already prepared to ignore the re-selection of 'Change
Settings' from the context menu of a window that already had a Change
Settings box open (and not accidentally create a second config box for
the same window); but now we do slightly better, by finding the
existing config box and un-minimising and raising it, in case the user
had forgotten it was there.
That's a useful featurelet, but not the main purpose of this change.
The mani point, of course, is that now the multi-window GtkApplication
based front ends now don't do anything confusing to the nesting of
gtk_main() when config boxes are involved. Whether you're changing the
settings of one (or more than one) of your already-running sessions,
preparing to start up a new PuTTY connection, or both at once, we stay
in the same top-level instance of gtk_main() and all sessions' top-
level callbacks continue to run sensibly.
2017-11-26 11:58:02 +00:00
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conf_free(conf);
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g_application_release(G_APPLICATION(app));
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2016-03-23 22:22:30 +00:00
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}
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}
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void launch_saved_session(const char *str)
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{
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Conf *conf = conf_new();
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do_defaults(str, conf);
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Make the configuration dialog non-modal.
Now every call to do_config_box is replaced with a call to
create_config_box, which returns immediately having constructed the
new GTK window object, and is passed a callback function which it will
arrange to be called when the dialog terminates (whether by OK or by
Cancel). That callback is now what triggers the construction of a
session window after 'Open' is pressed in the initial config box, or
the actual mid-session reconfiguration action after 'Apply' is pressed
in a Change Settings box.
We were already prepared to ignore the re-selection of 'Change
Settings' from the context menu of a window that already had a Change
Settings box open (and not accidentally create a second config box for
the same window); but now we do slightly better, by finding the
existing config box and un-minimising and raising it, in case the user
had forgotten it was there.
That's a useful featurelet, but not the main purpose of this change.
The mani point, of course, is that now the multi-window GtkApplication
based front ends now don't do anything confusing to the nesting of
gtk_main() when config boxes are involved. Whether you're changing the
settings of one (or more than one) of your already-running sessions,
preparing to start up a new PuTTY connection, or both at once, we stay
in the same top-level instance of gtk_main() and all sessions' top-
level callbacks continue to run sensibly.
2017-11-26 11:58:02 +00:00
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g_application_hold(G_APPLICATION(app));
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if (!conf_launchable(conf)) {
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initial_config_box(conf, post_initial_config_box, conf);
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} else {
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2016-03-23 22:22:30 +00:00
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new_session_window(conf, NULL);
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}
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}
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Make the configuration dialog non-modal.
Now every call to do_config_box is replaced with a call to
create_config_box, which returns immediately having constructed the
new GTK window object, and is passed a callback function which it will
arrange to be called when the dialog terminates (whether by OK or by
Cancel). That callback is now what triggers the construction of a
session window after 'Open' is pressed in the initial config box, or
the actual mid-session reconfiguration action after 'Apply' is pressed
in a Change Settings box.
We were already prepared to ignore the re-selection of 'Change
Settings' from the context menu of a window that already had a Change
Settings box open (and not accidentally create a second config box for
the same window); but now we do slightly better, by finding the
existing config box and un-minimising and raising it, in case the user
had forgotten it was there.
That's a useful featurelet, but not the main purpose of this change.
The mani point, of course, is that now the multi-window GtkApplication
based front ends now don't do anything confusing to the nesting of
gtk_main() when config boxes are involved. Whether you're changing the
settings of one (or more than one) of your already-running sessions,
preparing to start up a new PuTTY connection, or both at once, we stay
in the same top-level instance of gtk_main() and all sessions' top-
level callbacks continue to run sensibly.
2017-11-26 11:58:02 +00:00
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void launch_new_session(void)
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{
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/* Same as launch_saved_session except that we pass NULL to
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* do_defaults. */
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launch_saved_session(NULL);
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}
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2016-03-23 22:22:30 +00:00
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void new_app_win(GtkApplication *app)
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{
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launch_new_session();
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}
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2017-11-27 20:09:54 +00:00
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static void window_setup_error_callback(void *vctx, int result)
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{
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g_application_release(G_APPLICATION(app));
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}
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void window_setup_error(const char *errmsg)
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{
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create_message_box(NULL, "Error creating session window", errmsg,
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string_width("Some sort of fiddly error message that "
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"might be technical"),
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2018-10-29 19:50:29 +00:00
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true, &buttons_ok, window_setup_error_callback, NULL);
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2017-11-27 20:09:54 +00:00
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}
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2016-03-23 22:22:30 +00:00
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static void activate(GApplication *app,
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gpointer user_data)
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{
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new_app_win(GTK_APPLICATION(app));
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}
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static void newwin_cb(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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new_app_win(GTK_APPLICATION(user_data));
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}
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static void quit_cb(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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g_application_quit(G_APPLICATION(user_data));
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}
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2017-12-18 11:46:48 +00:00
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static void about_cb(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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about_box(NULL);
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}
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2016-03-23 22:22:30 +00:00
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static const GActionEntry app_actions[] = {
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{ "newwin", newwin_cb },
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2017-12-18 11:46:48 +00:00
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{ "about", about_cb },
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2016-03-23 22:22:30 +00:00
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{ "quit", quit_cb },
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};
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int main(int argc, char **argv)
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{
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int status;
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2018-11-03 10:06:33 +00:00
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/* Call the function in ux{putty,pterm}.c to do app-type
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* specific setup */
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setup(false); /* false means we are not a one-session process */
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2016-03-23 22:22:30 +00:00
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2016-03-23 22:13:30 +00:00
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if (argc > 1) {
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pty_osx_envrestore_prefix = argv[--argc];
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}
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2016-03-23 22:22:30 +00:00
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{
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const char *home = getenv("HOME");
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if (home) {
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if (chdir(home)) {}
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}
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}
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gtkcomm_setup();
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app = gtk_application_new("org.tartarus.projects.putty.macputty",
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G_APPLICATION_FLAGS_NONE);
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g_signal_connect(app, "activate", G_CALLBACK(activate), NULL);
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g_signal_connect(app, "startup", G_CALLBACK(startup), NULL);
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g_action_map_add_action_entries(G_ACTION_MAP(app),
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app_actions,
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G_N_ELEMENTS(app_actions),
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app);
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status = g_application_run(G_APPLICATION(app), argc, argv);
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g_object_unref(app);
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return status;
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}
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#endif /* GTK_CHECK_VERSION(3,0,0) */
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