From 3e4a1fd769ceed639b6c27b7095e1172996adb86 Mon Sep 17 00:00:00 2001
From: simon <simon@cda61777-01e9-0310-a592-d414129be87e>
Date: Sat, 15 Jan 2011 11:39:44 +0000
Subject: [PATCH] Allow setting the WM_CLASS X window property as a
 configuration option in saved sessions, so that a programmable window manager
 can distinguish different PuTTYs/pterms on startup and assign them different
 window management properties.

git-svn-id: svn://svn.tartarus.org/sgt/putty@9078 cda61777-01e9-0310-a592-d414129be87e
---
 putty.h       |  1 +
 settings.c    |  2 ++
 unix/gtkcfg.c | 14 ++++++++++++++
 unix/gtkwin.c |  3 +++
 4 files changed, 20 insertions(+)

diff --git a/putty.h b/putty.h
index 0d14c502..9fddcae6 100644
--- a/putty.h
+++ b/putty.h
@@ -626,6 +626,7 @@ struct config_tag {
     FontSpec wideboldfont;
     int shadowboldoffset;
     int crhaslf;
+    char winclass[256];
 };
 
 /*
diff --git a/settings.c b/settings.c
index 5ba034d0..82b915a9 100644
--- a/settings.c
+++ b/settings.c
@@ -499,6 +499,7 @@ void save_open_settings(void *sesskey, Config *cfg)
     write_setting_i(sesskey, "SerialStopHalfbits", cfg->serstopbits);
     write_setting_i(sesskey, "SerialParity", cfg->serparity);
     write_setting_i(sesskey, "SerialFlowControl", cfg->serflow);
+    write_setting_s(sesskey, "WindowClass", cfg->winclass);
 }
 
 void load_settings(char *section, Config * cfg)
@@ -858,6 +859,7 @@ void load_open_settings(void *sesskey, Config *cfg)
     gppi(sesskey, "SerialStopHalfbits", 2, &cfg->serstopbits);
     gppi(sesskey, "SerialParity", SER_PAR_NONE, &cfg->serparity);
     gppi(sesskey, "SerialFlowControl", SER_FLOW_XONXOFF, &cfg->serflow);
+    gpps(sesskey, "WindowClass", "", cfg->winclass, sizeof(cfg->winclass));
 }
 
 void do_defaults(char *session, Config * cfg)
diff --git a/unix/gtkcfg.c b/unix/gtkcfg.c
index 00e88b40..8cbdd514 100644
--- a/unix/gtkcfg.c
+++ b/unix/gtkcfg.c
@@ -127,4 +127,18 @@ void gtk_setup_config_box(struct controlbox *b, int midsession, void *win)
 		  HELPCTX(translation_utf8_override),
 		  dlg_stdcheckbox_handler,
 		  I(offsetof(Config,utf8_override)));
+
+    if (!midsession) {
+        /*
+         * Allow the user to specify the window class as part of the saved
+         * configuration, so that they can have their window manager treat
+         * different kinds of PuTTY and pterm differently if they want to.
+         */
+        s = ctrl_getset(b, "Window/Behaviour", "x11",
+                        "X Window System settings");
+        ctrl_editbox(s, "Window class name:", 'z', 50,
+                     HELPCTX(no_help), dlg_stdeditbox_handler,
+                     I(offsetof(Config,winclass)),
+                     I(sizeof(((Config *)0)->winclass)));
+    }
 }
diff --git a/unix/gtkwin.c b/unix/gtkwin.c
index d08dffd4..e4af6280 100644
--- a/unix/gtkwin.c
+++ b/unix/gtkwin.c
@@ -3430,6 +3430,9 @@ int pt_main(int argc, char **argv)
     init_cutbuffers();
 
     inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+    if (inst->cfg.winclass[0])
+        gtk_window_set_wmclass(GTK_WINDOW(inst->window),
+                               inst->cfg.winclass, inst->cfg.winclass);
 
     /*
      * Set up the colour map.
-- 
2.11.0