Added hotkey to rename current workspace

2 files changed, 242 insertions, 0 deletions

diff --git a/src/core/keybindings.c b/src/core/keybindings.c
index 271cf885..5eec52d0 100644
--- a/src/core/keybindings.c
+++ b/src/core/keybindings.c
@@ -38,6 +38,8 @@
 #include "effects.h"
 #include "util.h"
 
+#include <gio/gio.h>
+
 #include <X11/keysym.h>
 #include <string.h>
 #include <stdio.h>
@@ -64,6 +66,8 @@ handler (MetaDisplay    *display,\
          XEvent         *event,\
          MetaKeyBinding *binding);
 #include "all-keybindings.h"
+#include "../include/util.h"
+
 #undef keybind
 
 /* These can't be bound to anything, but they are used to handle
@@ -3466,3 +3470,153 @@ handle_run_terminal (MetaDisplay    *display,
       g_error_free (err);
     }
 }
+
+static gboolean already_displaying_rename_workspace = FALSE;
+#define RENAME_WORKSPACE_BUFSIZE 512
+
+static gboolean
+handle_rename_workspace_callback(GIOChannel *ioc, GIOCondition cond, gpointer data)
+{
+  meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: called.\n");
+  gint *workspace_index = data;
+  
+  if (!already_displaying_rename_workspace)
+    {
+      meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: done, already_displaying_rename_workspace=FALSE\n");
+      return FALSE;
+    }
+  
+  if (cond & G_IO_HUP)
+    {
+      meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: done.\n");
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  
+  if (cond & G_IO_ERR )
+    {
+      meta_warning ("handle_rename_workspace_callback: error. G_IO_ERR.\n");
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  if (cond & G_IO_NVAL )
+    {
+      meta_warning ("handle_rename_workspace_callback: error. G_IO_NVAL.\n");
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  
+  meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: workspace_index=%d\n", *workspace_index);
+  if (*workspace_index < 0 || *workspace_index > 36)
+    {
+      meta_warning ("handle_rename_workspace_callback: invalid workspace_index=%d\n", *workspace_index);
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  
+  if (cond & (!G_IO_IN & !G_IO_PRI))
+    {
+      meta_warning ("handle_rename_workspace_callback: unknown error\n");
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  GIOStatus ret;
+  
+  gchar buf[RENAME_WORKSPACE_BUFSIZE];
+  gchar clean_buf[RENAME_WORKSPACE_BUFSIZE];
+  gsize buf_len = 0;
+  glong clean_buf_len = 0;
+  
+  memset (buf, 0x00, RENAME_WORKSPACE_BUFSIZE);
+  memset (clean_buf, 0x00, RENAME_WORKSPACE_BUFSIZE);
+
+  ret = g_io_channel_read_chars (ioc, buf, RENAME_WORKSPACE_BUFSIZE, &buf_len, NULL);
+
+  if (buf_len <= 0 || ret != G_IO_STATUS_NORMAL)
+    {
+      meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: error getting the new name.\n");
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  if (!g_utf8_validate (buf, -1, NULL))
+    {
+      meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: the string is not utf-8: %s\n", buf);
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+
+  clean_buf_len = g_utf8_strlen (buf, -1);
+  if (clean_buf_len <= 1)
+    {
+      meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace_callback: invalid name.\n");
+      g_free(workspace_index);
+      already_displaying_rename_workspace = FALSE;
+      return FALSE;
+    }
+  
+  g_utf8_strncpy (clean_buf, buf, clean_buf_len - 1);
+  meta_prefs_change_workspace_name(*workspace_index, clean_buf);
+  already_displaying_rename_workspace = FALSE;
+  
+  return TRUE;
+}
+
+static void
+handle_rename_workspace(MetaDisplay *display,
+                        MetaScreen *screen,
+                        MetaWindow *window,
+                        XEvent *event,
+                        MetaKeyBinding *binding)
+{
+  gchar *window_title, *window_content, *entry_text;
+  GPid dialog_pid;
+  
+  meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace: called.\n");
+  
+  if (already_displaying_rename_workspace)
+    {
+      meta_topic (META_DEBUG_KEYBINDINGS,
+                  "handle_rename_workspace: return, already_displaying_rename_workspace=TRUE.\n");
+      return;
+    }
+  
+  window_title = g_strdup_printf (_("<tt>Rename Workspace</tt>"));
+  window_content = g_strdup_printf (_("New Workspace Name:"));
+  
+  gint *workspace_index = g_malloc (sizeof (gint));
+  *workspace_index = meta_workspace_index (screen->active_workspace);
+  meta_topic (META_DEBUG_KEYBINDINGS, "handle_rename_workspace: workspace_index=%d\n", *workspace_index);
+  
+  entry_text = meta_prefs_get_workspace_name(*workspace_index);
+  dialog_pid = meta_show_entry_dialog (window_content,
+                                       workspace_index,
+                                       entry_text,
+                                       screen->screen_name,
+                                       _("OK"), _("Cancel"),
+                                       0,
+                                       handle_rename_workspace_callback);
+  
+  g_free (window_title);
+  g_free (window_content);
+  if (dialog_pid > 0)
+    {
+      already_displaying_rename_workspace = TRUE;
+    }
+  else
+    {
+      g_free(workspace_index);
+    }
+}
diff --git a/src/core/util.c b/src/core/util.c
index 1cb7793c..a30707a7 100644
--- a/src/core/util.c
+++ b/src/core/util.c
@@ -635,5 +635,93 @@ meta_show_dialog (const char *type,
 
   return child_pid;
 }
+
+GPid
+meta_show_entry_dialog(const char *message,
+                       gint *active_workspace_id,
+                       const char *entry_text,
+                       const char *display,
+                       const char *ok_text,
+                       const char *cancel_text,
+                       const int transient_for,
+                       const GIOFunc stdio_func_cb)
+{
+  meta_topic (META_DEBUG_KEYBINDINGS,
+              "meta_show_entry_dialog: called. active_workspace_id=%d message=%s entry_text=%s\n",
+              *active_workspace_id, message, entry_text);
+  
+  GError *error = NULL;
+  int i = 0;
+  GPid child_pid;
+  gint stdout_fd;
+  const char **argvl = g_malloc (sizeof (char *) * (17));
+  
+  argvl[i++] = "zenity";
+  argvl[i++] = "--entry";
+  argvl[i++] = "--display";
+  argvl[i++] = display;
+  argvl[i++] = "--class";
+  argvl[i++] = "marco-dialog";
+  argvl[i++] = "--title";
+  /* Translators: This is the title used on dialog boxes */
+  argvl[i++] = _ ("Marco");
+  argvl[i++] = "--text";
+  argvl[i++] = message;
+  
+  if (entry_text)
+    {
+      argvl[i++] = "--entry-text";
+      argvl[i++] = entry_text;
+    }
+    
+  if (ok_text)
+    {
+      argvl[i++] = "--ok-label";
+      argvl[i++] = ok_text;
+    }
+  
+  if (cancel_text)
+    {
+      argvl[i++] = "--cancel-label";
+      argvl[i++] = cancel_text;
+    }
+  argvl[i] = NULL;
+  
+  
+  unsetenv ("WINDOWID"); /* start in current workspace */
+  g_spawn_async_with_pipes (
+                            "/",
+                            (gchar **) argvl,
+                            NULL,
+                            (GSpawnFlags) G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
+                            NULL,
+                            NULL,
+                            &child_pid,
+                            NULL,
+                            &stdout_fd,
+                            NULL,
+                            &error
+  );
+  
+  g_free (argvl);
+  
+  if (error)
+    {
+      meta_warning ("%s\n", error->message);
+      g_error_free (error);
+      child_pid = -1;
+    }
+  else
+    {
+      GIOChannel *ioc = g_io_channel_unix_new(stdout_fd);
+      g_io_channel_set_encoding(ioc, NULL, NULL);
+      g_io_channel_set_buffered (ioc, FALSE);
+      g_io_channel_set_close_on_unref (ioc, TRUE);
+      g_io_add_watch(ioc,  G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL, stdio_func_cb, active_workspace_id);
+      g_io_channel_unref(ioc);
+    }
+  
+  return child_pid;
+}
 /* eof util.c */