Issue #411: Show list of Keyboard bindings with rofi, from rofi.

2 files changed, 143 insertions, 1 deletions

diff --git a/source/dialogs/help-keys.c b/source/dialogs/help-keys.c
new file mode 100644
index 00000000..6a633174
--- /dev/null
+++ b/source/dialogs/help-keys.c
@@ -0,0 +1,142 @@
+/**
+ * rofi
+ *
+ * MIT/X11 License
+ * Copyright 2013-2016 Qball Cow <qball@gmpclient.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#include <config.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <unistd.h>
+#include <limits.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <strings.h>
+#include <string.h>
+#include <errno.h>
+
+#include "rofi.h"
+#include "settings.h"
+#include "helper.h"
+#include "xrmoptions.h"
+#include "dialogs/help-keys.h"
+#include "textbox.h"
+
+typedef struct
+{
+    char         **messages;
+    unsigned int messages_length;
+} KeysHelpModePrivateData;
+
+static void get_apps ( KeysHelpModePrivateData *pd )
+{
+    pd->messages = config_parser_return_display_help ( &( pd->messages_length ) );
+}
+
+static int help_keys_mode_init ( Mode *sw )
+{
+    if ( mode_get_private_data ( sw ) == NULL ) {
+        KeysHelpModePrivateData *pd = g_malloc0 ( sizeof ( *pd ) );
+        mode_set_private_data ( sw, (void *) pd );
+        get_apps ( pd );
+    }
+    return TRUE;
+}
+
+static ModeMode help_keys_mode_result ( G_GNUC_UNUSED Mode *sw,
+                                        int mretv,
+                                        G_GNUC_UNUSED char **input,
+                                        G_GNUC_UNUSED unsigned int selected_line )
+{
+    ModeMode retv = MODE_EXIT;
+
+    if ( mretv & MENU_NEXT ) {
+        retv = NEXT_DIALOG;
+    }
+    else if ( mretv & MENU_PREVIOUS ) {
+        retv = PREVIOUS_DIALOG;
+    }
+    else if ( mretv & MENU_QUICK_SWITCH ) {
+        retv = ( mretv & MENU_LOWER_MASK );
+    }
+    return retv;
+}
+static void help_keys_mode_destroy ( Mode *sw )
+{
+    KeysHelpModePrivateData *rmpd = (KeysHelpModePrivateData *) mode_get_private_data ( sw );
+    if ( rmpd != NULL ) {
+        g_strfreev ( rmpd->messages );
+        g_free ( rmpd );
+        mode_set_private_data ( sw, NULL );
+    }
+}
+
+static char *_get_display_value ( const Mode *sw, unsigned int selected_line, int *state, int get_entry )
+{
+    KeysHelpModePrivateData *pd = (KeysHelpModePrivateData *) mode_get_private_data ( sw );
+    *state |= MARKUP;
+    if ( !get_entry ) {
+        return NULL;
+    }
+    return g_strdup ( pd->messages[selected_line] );
+}
+static int help_keys_token_match ( const Mode *data,
+                                   char **tokens,
+                                   int not_ascii,
+                                   int case_sensitive,
+                                   unsigned int index
+                                   )
+{
+    KeysHelpModePrivateData *rmpd = (KeysHelpModePrivateData *) mode_get_private_data ( data );
+    return token_match ( tokens, rmpd->messages[index], not_ascii, case_sensitive );
+}
+
+static unsigned int help_keys_mode_get_num_entries ( const Mode *sw )
+{
+    const KeysHelpModePrivateData *pd = (const KeysHelpModePrivateData *) mode_get_private_data ( sw );
+    return pd->messages_length;
+}
+static int help_keys_is_not_ascii ( const Mode *sw, unsigned int index )
+{
+    const KeysHelpModePrivateData *pd = (const KeysHelpModePrivateData *) mode_get_private_data ( sw );
+    return !g_str_is_ascii ( pd->messages[index] );
+}
+
+#include "mode-private.h"
+Mode help_keys_mode =
+{
+    .name               = "keys",
+    .cfg_name_key       = "display-keys",
+    ._init              = help_keys_mode_init,
+    ._get_num_entries   = help_keys_mode_get_num_entries,
+    ._result            = help_keys_mode_result,
+    ._destroy           = help_keys_mode_destroy,
+    ._token_match       = help_keys_token_match,
+    ._get_completion    = NULL,
+    ._get_display_value = _get_display_value,
+    ._is_not_ascii      = help_keys_is_not_ascii,
+    .private_data       = NULL,
+    .free               = NULL
+};
diff --git a/source/dialogs/window.c b/source/dialogs/window.c
index 5e5dd63e..f228cbf7 100644
--- a/source/dialogs/window.c
+++ b/source/dialogs/window.c
@@ -534,7 +534,7 @@ static inline int act_on_window ( xcb_window_t window )
     int  argc   = 0;
     char window_str[100]; /* We are probably safe here */
 
-    g_snprintf(window_str, sizeof window_str, "%d", window);
+    g_snprintf ( window_str, sizeof window_str, "%d", window );
 
     helper_parse_setup ( config.window_command, &args, &argc, "{window}", window_str, NULL );