Expose APIs that can update the behavior of wxThumbBarButton.

- void Enable(bool enable = true);
  void Disable();
- void EnableDismissOnClick(bool enable = true);
  void DisableDimissOnClick();
- void SetHasBackground(bool has = true);
- void Show(bool shown = true);
  void Hide();
- void EnableInteractive(bool interactive = true);
  void DisableInteractive();

Author: Chaobin Zhang

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77608 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/taskbarbutton.h

@@ -41,6 +41,8 @@ public:
 
 private:
     friend class wxFrame;
+    friend class wxThumbBarButton;
+
     wxTaskBarButtonImpl(WXWidget parent);
 
     bool InitOrUpdateThumbBarButtons();

include/wx/taskbarbutton.h

@@ -19,6 +19,8 @@
 // wxTaskBarButton: define wxTaskBarButton interface.
 // ----------------------------------------------------------------------------
 
+class WXDLLIMPEXP_FWD_CORE wxTaskBarButton;
+
 /**
     State of the task bar button.
 */
@@ -33,7 +35,7 @@ enum WXDLLIMPEXP_CORE wxTaskBarButtonState
 
 class WXDLLIMPEXP_CORE wxThumbBarButton : public wxObject {
 public:
-    wxThumbBarButton() { }
+    wxThumbBarButton() : m_taskBarButtonParent(NULL) { }
     wxThumbBarButton(int id,
                      const wxIcon& icon,
                      const wxString& tooltip = wxString(),
@@ -56,13 +58,32 @@ public:
     int GetID() const { return m_id; }
     const wxIcon& GetIcon() const { return m_icon; }
     const wxString& GetTooltip() const { return m_tooltip; }
+
     bool IsEnable() const { return m_enable; }
+    void Enable(bool enable = true);
+    void Disable() { Enable(false); }
+
     bool IsDismissOnClick() const { return m_dismissOnClick; }
+    void EnableDismissOnClick(bool enable = true);
+    void DisableDimissOnClick() { EnableDismissOnClick(false); }
+
     bool HasBackground() const { return m_hasBackground; }
+    void SetHasBackground(bool has = true);
+
     bool IsShown() const { return m_shown; }
+    void Show(bool shown = true);
+    void Hide() { Show(false); }
+
     bool IsInteractive() const { return m_interactive; }
+    void EnableInteractive(bool interactive = true);
+    void DisableInteractive() { EnableInteractive(false); }
+
+    void SetParent(wxTaskBarButton *parent) { m_taskBarButtonParent = parent; }
+    wxTaskBarButton* GetParent() const { return m_taskBarButtonParent; }
 
 private:
+    bool UpdateParentTaskBarButton();
+
     int m_id;
     wxIcon m_icon;
     wxString m_tooltip;
@@ -71,6 +92,7 @@ private:
     bool m_hasBackground;
     bool m_shown;
     bool m_interactive;
+    wxTaskBarButton *m_taskBarButtonParent;
 
     DECLARE_DYNAMIC_CLASS(wxThumbBarButton)
 };

src/msw/taskbarbutton.cpp

@@ -69,7 +69,8 @@ wxThumbBarButton::wxThumbBarButton(int id,
       m_dismissOnClick(dismissOnClick),
       m_hasBackground(hasBackground),
       m_shown(shown),
-      m_interactive(interactive)
+      m_interactive(interactive),
+      m_taskBarButtonParent(NULL)
 {
 }
 
@@ -93,6 +94,60 @@ bool wxThumbBarButton::Create(int id,
     return true;
 }
 
+void wxThumbBarButton::Enable(bool enable)
+{
+    if ( m_enable != enable )
+    {
+        m_enable = enable;
+        UpdateParentTaskBarButton();
+    }
+}
+
+void wxThumbBarButton::SetHasBackground(bool has)
+{
+    if ( m_hasBackground != has )
+    {
+        m_hasBackground = has;
+        UpdateParentTaskBarButton();
+    }
+}
+
+void wxThumbBarButton::EnableDismissOnClick(bool enable)
+{
+    if ( m_dismissOnClick != enable )
+    {
+        m_dismissOnClick = enable;
+        UpdateParentTaskBarButton();
+    }
+}
+
+void wxThumbBarButton::Show(bool shown)
+{
+    if ( m_shown != shown )
+    {
+        m_shown = shown;
+        UpdateParentTaskBarButton();
+    }
+}
+
+void wxThumbBarButton::EnableInteractive(bool interactive)
+{
+    if ( m_interactive != interactive )
+    {
+        m_interactive = interactive;
+        UpdateParentTaskBarButton();
+    }
+}
+
+bool wxThumbBarButton::UpdateParentTaskBarButton()
+{
+    if ( !m_taskBarButtonParent )
+        return false;
+
+    return static_cast<wxTaskBarButtonImpl*>(
+               m_taskBarButtonParent)->InitOrUpdateThumbBarButtons();
+}
+
 wxTaskBarButtonImpl::wxTaskBarButtonImpl(WXWidget parent)
     : m_hwnd(parent),
       m_taskbarList(NULL),
@@ -200,6 +255,7 @@ bool wxTaskBarButtonImpl::AppendThumbBarButton(wxThumbBarButton *button)
     wxASSERT_MSG( m_thumbBarButtons.size() < MAX_BUTTON_COUNT,
                   "Number of thumb buttons is limited to 7" );
 
+    button->SetParent(this);
     m_thumbBarButtons.push_back(button);
     return InitOrUpdateThumbBarButtons();
 }
@@ -212,11 +268,13 @@ bool wxTaskBarButtonImpl::InsertThumbBarButton(size_t pos,
     wxASSERT_MSG( pos <= m_thumbBarButtons.size(),
                   "Invalid index when inserting the button" );
 
+    button->SetParent(this);
     m_thumbBarButtons.insert(m_thumbBarButtons.begin() + pos, button);
     return InitOrUpdateThumbBarButtons();
 }
 
-wxThumbBarButton* wxTaskBarButtonImpl::RemoveThumbBarButton(wxThumbBarButton *button)
+wxThumbBarButton* wxTaskBarButtonImpl::RemoveThumbBarButton(
+    wxThumbBarButton *button)
 {
     for ( wxThumbBarButtons::iterator iter = m_thumbBarButtons.begin();
           iter != m_thumbBarButtons.end();
@@ -225,6 +283,7 @@ wxThumbBarButton* wxTaskBarButtonImpl::RemoveThumbBarButton(wxThumbBarButton *bu
         if ( button == *iter )
         {
             m_thumbBarButtons.erase(iter);
+            button->SetParent(NULL);
             InitOrUpdateThumbBarButtons();
             return *iter;
         }
@@ -242,6 +301,7 @@ wxThumbBarButton* wxTaskBarButtonImpl::RemoveThumbBarButton(int id)
         if ( id == (*iter)->GetID() )
         {
             m_thumbBarButtons.erase(iter);
+            (*iter)->SetParent(NULL);
             InitOrUpdateThumbBarButtons();
             return *iter;
         }