Usermode/AxWin3 - Added delete support to text input

[tpg/acess2.git] / Usermode / Applications / axwin3_src / WM / wm.c

diff --git a/Usermode/Applications/axwin3_src/WM/wm.c b/Usermode/Applications/axwin3_src/WM/wm.c
index a056a52..2478151 100644 (file)
--- a/Usermode/Applications/axwin3_src/WM/wm.c
+++ b/Usermode/Applications/axwin3_src/WM/wm.c
@@ -14,13 +14,15 @@
 #include <decorator.h>
 
 // === IMPORTS ===
-extern void    IPC_SendWMMessage(tIPC_Client *Client, uint32_t Src, uint32_t Dst, int Msg, int Len, void *Data);
+extern void    IPC_SendWMMessage(tIPC_Client *Client, uint32_t Src, uint32_t Dst, int Msg, int Len, const void *Data);
 
 // === GLOBALS ===
 tWMRenderer    *gpWM_Renderers;
 tWindow        *gpWM_RootWindow;
 //! Window which will recieve the next keyboard event
 tWindow        *gpWM_FocusedWindow;
+//! Hilighted window (owner of the currently focused window)
+tWindow        *gpWM_HilightedWindow;
 
 // === CODE ===
 void WM_Initialise(void)
@@ -53,26 +55,26 @@ tWindow *WM_CreateWindow(tWindow *Parent, tIPC_Client *Client, uint32_t ID, int
        if(renderer == NULL)
                return NULL;
 
-       if(!Parent)
-               Parent = gpWM_RootWindow;
-
        // - Call create window function
        ret = renderer->CreateWindow(RendererArg);
        ret->Client = Client;
        ret->ID = ID;
        ret->Parent = Parent;
+       if(!ret->Parent)
+               ret->Parent = gpWM_RootWindow;
+       ret->Owner = Parent;
        ret->Renderer = renderer;
        ret->Flags |= WINFLAG_CLEAN;    // Needed to stop invaildate early exiting
 
        // Append to parent
-       if(Parent)
+       if(ret->Parent)
        {
-               if(Parent->LastChild)
-                       Parent->LastChild->NextSibling = ret;
+               if(ret->Parent->LastChild)
+                       ret->Parent->LastChild->NextSibling = ret;
                else
-                       Parent->FirstChild = ret;
-               ret->PrevSibling = Parent->LastChild;
-               Parent->LastChild = ret;
+                       ret->Parent->FirstChild = ret;
+               ret->PrevSibling = ret->Parent->LastChild;
+               ret->Parent->LastChild = ret;
                ret->NextSibling = NULL;
        }
        else
@@ -81,7 +83,7 @@ tWindow *WM_CreateWindow(tWindow *Parent, tIPC_Client *Client, uint32_t ID, int
        }
 
        // Don't decorate child windows by default
-       if(Parent != gpWM_RootWindow)
+       if(Parent)
        {
                ret->Flags |= WINFLAG_NODECORATE;
        }
@@ -147,31 +149,44 @@ void WM_FocusWindow(tWindow *Destination)
        _msg.Val = 1;
        WM_SendMessage(NULL, Destination, WNDMSG_FOCUS, sizeof(_msg), &_msg);
        
+       WM_Invalidate(gpWM_FocusedWindow);
+       WM_Invalidate(Destination);
        gpWM_FocusedWindow = Destination;
+
+
+       // Get the owner of the focused window  
+//     while(Destination && Destination->Owner)        Destination = Destination->Owner;
+//     gpWM_HilightedWindow = Destination;
 }
 
 
 void WM_ShowWindow(tWindow *Window, int bShow)
 {
-       // Message window
        struct sWndMsg_Bool     _msg;
        
        if( !!(Window->Flags & WINFLAG_SHOW) == bShow )
                return ;
 
+       // Message window
        _msg.Val = !!bShow;
        WM_SendMessage(NULL, Window, WNDMSG_SHOW, sizeof(_msg), &_msg);
-       
+
+       // Update the flag
        if(bShow)
                Window->Flags |= WINFLAG_SHOW;
-       else {
+       else
+       {
                Window->Flags &= ~WINFLAG_SHOW;
+
                if( Window == gpWM_FocusedWindow )
                        WM_FocusWindow(Window->Parent);
+               
+               // Just a little memory saving for large hidden windows
+               if(Window->RenderBuffer) {
+                       free(Window->RenderBuffer);
+                       Window->RenderBuffer = NULL;
+               }
        }
-       // Just a little memory saving for large hidden windows
-       if(Window->RenderBuffer)
-               free(Window->RenderBuffer);
        
        WM_Invalidate(Window);
 }
@@ -187,8 +202,10 @@ void WM_DecorateWindow(tWindow *Window, int bDecorate)
                Window->Flags |= WINFLAG_NODECORATE;
        
        // Needed because the window size changes
-       if(Window->RenderBuffer)
+       if(Window->RenderBuffer) {
                free(Window->RenderBuffer);
+               Window->RenderBuffer = NULL;
+       }
        
        WM_Invalidate(Window);
 }
@@ -216,8 +233,10 @@ int WM_ResizeWindow(tWindow *Window, int W, int H)
 
        Window->W = W;  Window->H = H;
 
-       if(Window->RenderBuffer)
+       if(Window->RenderBuffer) {
                free(Window->RenderBuffer);
+               Window->RenderBuffer = NULL;
+       }
        WM_Invalidate(Window);
 
        {
@@ -230,10 +249,16 @@ int WM_ResizeWindow(tWindow *Window, int W, int H)
        return 0;
 }
 
-int WM_SendMessage(tWindow *Source, tWindow *Dest, int Message, int Length, void *Data)
+int WM_SendMessage(tWindow *Source, tWindow *Dest, int Message, int Length, const void *Data)
 {
        if(Dest == NULL)        return -2;
        if(Length > 0 && Data == NULL)  return -1;
+
+       if( Decorator_HandleMessage(Dest, Message, Length, Data) != 1 )
+       {
+               // TODO: Catch errors from ->HandleMessage
+               return 0;
+       }
        
        // ->HandleMessage returns 1 when the message was not handled
        if( Dest->Renderer->HandleMessage(Dest, Message, Length, Data) != 1 )
@@ -266,6 +291,7 @@ int WM_SendMessage(tWindow *Source, tWindow *Dest, int Message, int Length, void
 
 void WM_Invalidate(tWindow *Window)
 {
+       if(!Window)     return ;
        _SysDebug("Invalidating %p", Window);
        // Don't invalidate twice (speedup)
 //     if( !(Window->Flags & WINFLAG_CLEAN) )  return;
@@ -281,7 +307,7 @@ void WM_Invalidate(tWindow *Window)
 // --- Rendering / Update
 void WM_int_UpdateWindow(tWindow *Window)
 {
-       tWindow *child;
+        int    bDecoratorRedraw = 0;
 
        // Ignore hidden windows
        if( !(Window->Flags & WINFLAG_SHOW) )
@@ -297,7 +323,7 @@ void WM_int_UpdateWindow(tWindow *Window)
                        Decorator_UpdateBorderSize(Window);
                        Window->RealW = Window->BorderL + Window->W + Window->BorderR;
                        Window->RealH = Window->BorderT + Window->H + Window->BorderB;
-                       Decorator_Redraw(Window);
+                       bDecoratorRedraw = 1;
                }
                else
                {
@@ -316,6 +342,7 @@ void WM_int_UpdateWindow(tWindow *Window)
        // Process children
        if( !(Window->Flags & WINFLAG_CHILDCLEAN) )
        {
+               tWindow *child;
                for( child = Window->FirstChild; child; child = child->NextSibling )
                {
                        WM_int_UpdateWindow(child);
@@ -323,6 +350,8 @@ void WM_int_UpdateWindow(tWindow *Window)
                Window->Flags |= WINFLAG_CHILDCLEAN;
        }
        
+       if( bDecoratorRedraw )
+               Decorator_Redraw(Window);
 }
 
 void WM_int_BlitWindow(tWindow *Window)
@@ -333,9 +362,20 @@ void WM_int_BlitWindow(tWindow *Window)
        if( !(Window->Flags & WINFLAG_SHOW) )
                return ;
 
-       _SysDebug("Blit %p to (%i,%i) %ix%i", Window, Window->X, Window->Y, Window->RealW, Window->RealH);
+//     _SysDebug("Blit %p to (%i,%i) %ix%i", Window, Window->X, Window->Y, Window->RealW, Window->RealH);
        Video_Blit(Window->RenderBuffer, Window->X, Window->Y, Window->RealW, Window->RealH);
        
+       if( Window == gpWM_FocusedWindow && Window->CursorW )
+       {
+               Video_FillRect(
+                       Window->X + Window->BorderL + Window->CursorX,
+                       Window->Y + Window->BorderT + Window->CursorY,
+                       Window->CursorW, Window->CursorH,
+                       0x000000
+                       );
+                       
+       }
+
        for( child = Window->FirstChild; child; child = child->NextSibling )
        {
                WM_int_BlitWindow(child);