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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-07-23 09:06:59 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-07-23 09:06:59 +0200
commit4ea2cc3bd4a7d9b1c54a9d33e6a1cf82e7c8c21d (patch)
treed2e54377d14d604356c86862a326f64ae64dadd6 /src/util/ui.vala
Imported Upstream version 0.18.1upstream/0.18.1
Diffstat (limited to 'src/util/ui.vala')
-rw-r--r--src/util/ui.vala98
1 files changed, 98 insertions, 0 deletions
diff --git a/src/util/ui.vala b/src/util/ui.vala
new file mode 100644
index 0000000..9f66de8
--- /dev/null
+++ b/src/util/ui.vala
@@ -0,0 +1,98 @@
+/* Copyright 2011-2014 Yorba Foundation
+ *
+ * This software is licensed under the GNU Lesser General Public License
+ * (version 2.1 or later). See the COPYING file in this distribution.
+ */
+
+public enum AdjustmentRelation {
+ BELOW,
+ IN_RANGE,
+ ABOVE
+}
+
+public enum CompassPoint {
+ NORTH,
+ SOUTH,
+ EAST,
+ WEST
+}
+
+public enum Direction {
+ FORWARD,
+ BACKWARD;
+
+ public Spit.Transitions.Direction to_transition_direction() {
+ switch (this) {
+ case FORWARD:
+ return Spit.Transitions.Direction.FORWARD;
+
+ case BACKWARD:
+ return Spit.Transitions.Direction.BACKWARD;
+
+ default:
+ error("Unknown Direction %s", this.to_string());
+ }
+ }
+}
+
+public void spin_event_loop() {
+ while (Gtk.events_pending())
+ Gtk.main_iteration();
+}
+
+public AdjustmentRelation get_adjustment_relation(Gtk.Adjustment adjustment, int value) {
+ if (value < (int) adjustment.get_value())
+ return AdjustmentRelation.BELOW;
+ else if (value > (int) (adjustment.get_value() + adjustment.get_page_size()))
+ return AdjustmentRelation.ABOVE;
+ else
+ return AdjustmentRelation.IN_RANGE;
+}
+
+public Gdk.Rectangle get_adjustment_page(Gtk.Adjustment hadj, Gtk.Adjustment vadj) {
+ Gdk.Rectangle rect = Gdk.Rectangle();
+ rect.x = (int) hadj.get_value();
+ rect.y = (int) vadj.get_value();
+ rect.width = (int) hadj.get_page_size();
+ rect.height = (int) vadj.get_page_size();
+
+ return rect;
+}
+
+// Verifies that only the mask bits are set in the modifier field, disregarding mouse and
+// key modifers that are not normally of concern (i.e. Num Lock, Caps Lock, etc.). Mask can be
+// one or more bits set, but should only consist of these values:
+// * Gdk.ModifierType.SHIFT_MASK
+// * Gdk.ModifierType.CONTROL_MASK
+// * Gdk.ModifierType.MOD1_MASK (Alt)
+// * Gdk.ModifierType.MOD3_MASK
+// * Gdk.ModifierType.MOD4_MASK
+// * Gdk.ModifierType.MOD5_MASK
+// * Gdk.ModifierType.SUPER_MASK
+// * Gdk.ModifierType.HYPER_MASK
+// * Gdk.ModifierType.META_MASK
+//
+// (Note: MOD2 seems to be Num Lock in GDK.)
+public bool has_only_key_modifier(Gdk.ModifierType field, Gdk.ModifierType mask) {
+ return (field
+ & (Gdk.ModifierType.SHIFT_MASK
+ | Gdk.ModifierType.CONTROL_MASK
+ | Gdk.ModifierType.MOD1_MASK
+ | Gdk.ModifierType.MOD3_MASK
+ | Gdk.ModifierType.MOD4_MASK
+ | Gdk.ModifierType.MOD5_MASK
+ | Gdk.ModifierType.SUPER_MASK
+ | Gdk.ModifierType.HYPER_MASK
+ | Gdk.ModifierType.META_MASK)) == mask;
+}
+
+public string build_dummy_ui_string(Gtk.ActionGroup[] groups) {
+ string ui_string = "<ui>";
+ foreach (Gtk.ActionGroup group in groups) {
+ foreach (Gtk.Action action in group.list_actions())
+ ui_string += "<accelerator name=\"%s\" action=\"%s\" />".printf(action.name, action.name);
+ }
+ ui_string += "</ui>";
+
+ return ui_string;
+}