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Add legacy mode option to fix tooltip positioning issue
Relates to: canton7#398 canton7#760
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| using System; | ||
| using System.Windows; | ||
| using System.Reflection; | ||
| using Hardcodet.Wpf.TaskbarNotification; | ||
| using Hardcodet.Wpf.TaskbarNotification.Interop; | ||
|
|
||
| namespace SyncTrayzor.Utils | ||
| { | ||
| public static class TrayToolTipWorkaround { | ||
| private static bool hasFixed = false; | ||
| private static bool legacyMode = false; | ||
|
|
||
| private static void setTipTextMode(TaskbarIcon taskbarIcon) { | ||
| if (!hasFixed || taskbarIcon == null) { | ||
| return; | ||
| } | ||
|
|
||
| if (taskbarIcon.TrayToolTip == null && taskbarIcon.TrayToolTipResolved != null) { | ||
| // icon data | ||
| FieldInfo iconDataField = typeof(TaskbarIcon).GetField("iconData", BindingFlags.NonPublic | BindingFlags.Instance); | ||
| if (iconDataField == null) { | ||
| return; | ||
| } | ||
|
|
||
| NotifyIconData iconData = (NotifyIconData) iconDataField.GetValue(taskbarIcon); | ||
| IconDataMembers flags = IconDataMembers.Tip; | ||
| if (legacyMode) { | ||
| flags |= IconDataMembers.UseLegacyToolTips; | ||
| } | ||
| if (iconData.ValidMembers != flags) { | ||
| iconData.ValidMembers = flags; | ||
|
|
||
| // get util type | ||
| Type utilType = typeof(TaskbarIcon).GetTypeInfo().Assembly.GetType("Hardcodet.Wpf.TaskbarNotification.Util"); | ||
| if (utilType == null) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| // get write method | ||
| MethodInfo writeIconDataMethod = utilType.GetMethod("WriteIconData", new Type[] { typeof(NotifyIconData).MakeByRefType(), typeof(NotifyCommand) }); | ||
| if (writeIconDataMethod == null) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| writeIconDataMethod.Invoke(null, new object[] { iconData, NotifyCommand.Modify }); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private static void doFix(TaskbarIcon taskbarIcon) { | ||
| // register new DependencyProperty | ||
| DependencyProperty newProperty = DependencyProperty.Register("NewToolTipText", typeof(string), typeof(TaskbarIcon), | ||
| new FrameworkPropertyMetadata(string.Empty, (d, e) => { | ||
| // call the origin callback func | ||
| MethodInfo originCbMethod = typeof(TaskbarIcon).GetMethod("ToolTipTextPropertyChanged", BindingFlags.Static | BindingFlags.NonPublic); | ||
| originCbMethod?.Invoke(null, new object[] { d, e }); | ||
| // try to refresh legacy mode | ||
| TaskbarIcon t = d as TaskbarIcon; | ||
| setTipTextMode(t); | ||
| }) | ||
| ); | ||
|
|
||
| // back up tip text | ||
| string tipTextBackup = string.Empty; | ||
| if (taskbarIcon != null && !string.IsNullOrEmpty(taskbarIcon.ToolTipText)) { | ||
| tipTextBackup = taskbarIcon.ToolTipText; | ||
| } | ||
|
|
||
| // set new ToolTipTextProperty, every time update ToolTipText, will run own func | ||
| var propertyFieldInfo = typeof(TaskbarIcon).GetField("ToolTipTextProperty", BindingFlags.Static | BindingFlags.Public); | ||
| propertyFieldInfo.SetValue(null, newProperty); | ||
|
|
||
| // set tip text | ||
| if (taskbarIcon != null) { | ||
| taskbarIcon.ToolTipText = tipTextBackup; | ||
| } | ||
| } | ||
|
|
||
| public static void SetLegacyMode(bool _legacyMode, TaskbarIcon taskbarIcon) | ||
| { | ||
| if(_legacyMode && !hasFixed) { | ||
| doFix(taskbarIcon); | ||
| hasFixed = true; | ||
| } | ||
| legacyMode = _legacyMode; | ||
| setTipTextMode(taskbarIcon); | ||
| } | ||
| } | ||
| } |