// === IMPORTS ===
extern void IPC_SendWMMessage(tIPC_Client *Client, uint32_t Src, uint32_t Dst, int Msg, int Len, const void *Data);
+extern void IPC_SendReply(tIPC_Client *Client, uint32_t WinID, int MsgID, size_t Len, const void *Data);
+extern tWindow *IPC_int_GetWindow(tIPC_Client *Client, uint32_t ID);
// === GLOBALS ===
tWMRenderer *gpWM_Renderers;
return ret;
}
+void WM_DestroyWindow(tWindow *Window)
+{
+ // TODO: Lock window and flag as invalid
+
+ // - Remove from render tree
+ {
+ // TODO: Lock render tree?
+ tWindow *prev = Window->PrevSibling;
+ tWindow *next = Window->NextSibling;
+ if(prev)
+ prev->NextSibling = next;
+ else
+ Window->Parent->FirstChild = next;
+ if(next)
+ next->PrevSibling = prev;
+ else
+ Window->Parent->LastChild = prev;
+ }
+ // - Full invalidate
+ WM_Invalidate(Window, 1);
+
+ // - Remove from inheritance tree?
+
+ // - Clean up render children
+ {
+ // Lock should not be needed
+ tWindow *win, *next;
+ for( win = Window->FirstChild; win; win = next )
+ {
+ next = win->NextSibling;
+ ASSERT(Window->FirstChild->Parent == Window);
+ WM_DestroyWindow(win);
+ }
+ }
+
+ // - Clean up inheriting children?
+
+ // - Tell renderer to clean up
+ if( Window->Renderer->DestroyWindow )
+ Window->Renderer->DestroyWindow(Window);
+ else
+ _SysDebug("WARN: Renderer '%s' does not have a destroy function", Window->Renderer->Name);
+
+ // - Tell client to clean up
+ WM_SendMessage(NULL, Window, WNDMSG_DESTROY, 0, NULL);
+
+ // - Clean up render cache and window structure
+ free(Window->Title);
+ free(Window->RenderBuffer);
+ free(Window);
+}
+
+tWindow *WM_GetWindowByID(tWindow *Requester, uint32_t ID)
+{
+ return IPC_int_GetWindow(Requester->Client, ID);
+}
+
tWindow *WM_CreateWindowStruct(size_t ExtraSize)
{
tWindow *ret;
Window->PrevSibling = parent->LastChild;
Window->NextSibling = NULL;
parent->LastChild = Window;
+
+ _SysDebug("Raised %p", Window);
}
+/*
+void WM_RaiseWindow(tWindow *Window)
+{
+ // Move to the last render position (move to top)
+ while(Window && Window->Parent)
+ {
+ if( Window->NextSibling )
+ {
+ // remove
+ if( Window->PrevSibling )
+ Window->PrevSibling->NextSibling = Window->NextSibling;
+ Window->NextSibling->PrevSibling = Window->PrevSibling;
+ // Mutate self
+ Window->PrevSibling = Window->Parent->LastChild;
+ Window->NextSibling = NULL;
+ // re-add
+ Window->PrevSibling->NextSibling = Window;
+ Window->Parent->LastChild = Window;
+ }
+ _SysDebug("WM_RaiseWindow: Raised %p", Window);
+ Window = Window->Parent;
+ }
+}
+*/
+
void WM_FocusWindow(tWindow *Destination)
{
struct sWndMsg_Bool _msg;
+ _SysDebug("WM_FocusWindow(%p)", Destination);
+
if( gpWM_FocusedWindow == Destination )
return ;
if( Destination && !(Destination->Flags & WINFLAG_SHOW) )
return ;
- _msg.Val = 0;
- WM_SendMessage(NULL, gpWM_FocusedWindow, WNDMSG_FOCUS, sizeof(_msg), &_msg);
- _msg.Val = 1;
- WM_SendMessage(NULL, Destination, WNDMSG_FOCUS, sizeof(_msg), &_msg);
+ if( gpWM_FocusedWindow )
+ {
+ _msg.Val = 0;
+ WM_SendMessage(NULL, gpWM_FocusedWindow, WNDMSG_FOCUS, sizeof(_msg), &_msg);
+ }
+ if( Destination )
+ {
+ _msg.Val = 1;
+ WM_SendMessage(NULL, Destination, WNDMSG_FOCUS, sizeof(_msg), &_msg);
+ }
- WM_Invalidate(gpWM_FocusedWindow);
- WM_Invalidate(Destination);
- gpWM_FocusedWindow = Destination;
-
+ // TODO: Leave it up to the renderer to decide to invalidate
+ WM_Invalidate(gpWM_FocusedWindow, 1);
+ WM_Invalidate(Destination, 1);
- // Get the owner of the focused window
-// while(Destination && Destination->Owner) Destination = Destination->Owner;
-// gpWM_HilightedWindow = Destination;
+ gpWM_FocusedWindow = Destination;
}
if( !!(Window->Flags & WINFLAG_SHOW) == bShow )
return ;
+
+ // Window is being hidden, invalidate parents
+ if( !bShow )
+ WM_Invalidate(Window, 0);
// Message window
_msg.Val = !!bShow;
WM_SendMessage(NULL, Window, WNDMSG_SHOW, sizeof(_msg), &_msg);
// Update the flag
- if(bShow)
+ if(bShow) {
Window->Flags |= WINFLAG_SHOW;
+ _SysDebug("Window %p shown", Window);
+ }
else
{
Window->Flags &= ~WINFLAG_SHOW;
free(Window->RenderBuffer);
Window->RenderBuffer = NULL;
}
+ _SysDebug("Window %p hidden", Window);
}
- WM_Invalidate(Window);
+ // Window has been shown, invalidate everything
+ if( bShow )
+ WM_Invalidate(Window, 1);
}
void WM_DecorateWindow(tWindow *Window, int bDecorate)
Window->RenderBuffer = NULL;
}
- WM_Invalidate(Window);
+ WM_Invalidate(Window, 1);
+}
+
+void WM_SetRelative(tWindow *Window, int bRelativeToParent)
+{
+// _SysDebug("WM_SetRelative: (%p{Parent=%p},%i)", Window, Window->Parent, bRelativeToParent);
+ // No meaning if no parent
+ if( !Window->Parent )
+ return ;
+
+ // Check that the flag is changing
+ if( !!bRelativeToParent == !!(Window->Flags & WINFLAG_RELATIVE) )
+ return ;
+
+ if( bRelativeToParent ) {
+ // Set
+ Window->Flags |= WINFLAG_RELATIVE;
+ WM_MoveWindow(Window, Window->X, Window->Y);
+ }
+ else {
+ // Clear
+ Window->Flags &= ~WINFLAG_RELATIVE;
+ WM_MoveWindow(Window, Window->X - Window->Parent->X, Window->Y - Window->Parent->Y);
+ }
}
int WM_MoveWindow(tWindow *Window, int X, int Y)
{
+// _SysDebug("Move %p to (%i,%i)", Window, X, Y);
// Clip coordinates
if(X + Window->W < 0) X = -Window->W + 1;
if(Y + Window->H < 0) Y = -Window->H + 1;
if(X >= giScreenWidth) X = giScreenWidth - 1;
if(Y >= giScreenHeight) Y = giScreenHeight - 1;
+ // If relative to the parent, extra checks
+ if( (Window->Flags & WINFLAG_RELATIVE) && Window->Parent )
+ {
+ if( X > Window->Parent->W ) return 1;
+ if( Y > Window->Parent->H ) return 1;
+ }
+ // TODO: Re-sanitise
+
+ if( Window->X == X && Window->Y == Y ) {
+ _SysDebug("WM_MoveWindow: Equal (%i,%i)", X, Y);
+ return 0;
+ }
+
+ if( Window->Parent )
+ Window->Parent->Flags |= WINFLAG_NEEDREBLIT;
+
+ _SysDebug("WM_MoveWindow: (%i,%i)", X, Y);
Window->X = X; Window->Y = Y;
- WM_Invalidate(Window);
+ // Mark up the tree that a child window has changed
+ WM_Invalidate(Window, 0);
return 0;
}
if(Window->X + W < 0) Window->X = -W + 1;
if(Window->Y + H < 0) Window->Y = -H + 1;
+ if( Window->W == W && Window->H == H )
+ return 0;
+
+ // If the window size has decreased, force the parent to reblit
+ if( Window->Parent && (Window->W > W || Window->H > H) )
+ Window->Parent->Flags |= WINFLAG_NEEDREBLIT;
+
+ _SysDebug("WM_ResizeWindow: %p:%i %ix%i", Window->Client, Window->ID, W, H);
Window->W = W; Window->H = H;
if(Window->RenderBuffer) {
free(Window->RenderBuffer);
Window->RenderBuffer = NULL;
}
- WM_Invalidate(Window);
+ WM_Invalidate(Window, 1);
{
struct sWndMsg_Resize msg;
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;
+// _SysDebug("WM_SendMessage: (%p, %p, %i, %i, %p)", Source, Dest, Message, Length, Data);
+ if(Dest == NULL) {
+ _SysDebug("WM_SendMessage: NULL destination from %p", __builtin_return_address(0));
+ return -2;
+ }
+ if(Length > 0 && Data == NULL) {
+ _SysDebug("WM_SendMessage: non-zero length and NULL data");
+ return -1;
+ }
if( Decorator_HandleMessage(Dest, Message, Length, Data) != 1 )
{
// TODO: Catch errors from ->HandleMessage
+// _SysDebug("WM_SendMessage: Decorator grabbed message?");
return 0;
}
if( Dest->Renderer->HandleMessage(Dest, Message, Length, Data) != 1 )
{
// TODO: Catch errors from ->HandleMessage
+// _SysDebug("WM_SendMessage: Renderer grabbed message?");
return 0;
}
// TODO: Implement message masking
+ // Dispatch to client
if(Dest->Client)
{
uint32_t src_id;
src_id = Source->ID;
}
+// _SysDebug("WM_SendMessage: IPC Dispatch");
IPC_SendWMMessage(Dest->Client, src_id, Dest->ID, Message, Length, Data);
}
return 1;
}
-void WM_Invalidate(tWindow *Window)
+int WM_SendIPCReply(tWindow *Window, int Message, size_t Length, const void *Data)
{
- if(!Window) return ;
- _SysDebug("Invalidating %p", Window);
- // Don't invalidate twice (speedup)
-// if( !(Window->Flags & WINFLAG_CLEAN) ) return;
+ IPC_SendReply(Window->Client, Window->ID, Message, Length, Data);
+ return 0;
+}
+void WM_Invalidate(tWindow *Window, int bClearClean)
+{
+ if(!Window) return ;
+
+ // Don't bother invalidating if the window isn't shown
+ if( !(Window->Flags & WINFLAG_SHOW) )
+ return ;
+
// Mark for re-render
- Window->Flags &= ~WINFLAG_CLEAN;
+ if( bClearClean )
+ Window->Flags &= ~WINFLAG_CLEAN;
// Mark up the tree that a child window has changed
- while( (Window = Window->Parent) )
+ while( (Window = Window->Parent) && (Window->Flags & WINFLAG_SHOW) )
Window->Flags &= ~WINFLAG_CHILDCLEAN;
}
if( !(Window->Flags & WINFLAG_SHOW) )
return ;
+ if( (Window->Flags & WINFLAG_RELATIVE) && Window->Parent )
+ {
+ Window->RealX = Window->Parent->RealX + Window->Parent->BorderL + Window->X;
+ Window->RealY = Window->Parent->RealY + Window->Parent->BorderT + Window->Y;
+ }
+ else
+ {
+ Window->RealX = Window->X;
+ Window->RealY = Window->Y;
+ }
+
// Render
if( !(Window->Flags & WINFLAG_CLEAN) )
{
// Calculate RealW/RealH
if( !(Window->Flags & WINFLAG_NODECORATE) )
{
- _SysDebug("Applying decorations to %p", Window);
+ //_SysDebug("Applying decorations to %p", Window);
Decorator_UpdateBorderSize(Window);
Window->RealW = Window->BorderL + Window->W + Window->BorderR;
Window->RealH = Window->BorderT + Window->H + Window->BorderB;
Window->RealW = Window->W;
Window->RealH = Window->H;
}
-
+
Window->Renderer->Redraw(Window);
- Window->Flags |= WINFLAG_CLEAN;
+ Window->Flags |= WINFLAG_CLEAN|WINFLAG_NEEDREBLIT;
}
// Process children
Decorator_Redraw(Window);
}
-void WM_int_BlitWindow(tWindow *Window)
+void WM_int_BlitWindow(tWindow *Window, int bForceReblit)
{
tWindow *child;
// Ignore hidden windows
if( !(Window->Flags & WINFLAG_SHOW) )
return ;
+
+ // Duplicated position update to handle window moving
+ if( (Window->Flags & WINFLAG_RELATIVE) && Window->Parent )
+ {
+ Window->RealX = Window->Parent->RealX + Window->Parent->BorderL + Window->X;
+ Window->RealY = Window->Parent->RealY + Window->Parent->BorderT + Window->Y;
+ }
+ else
+ {
+ Window->RealX = Window->X;
+ Window->RealY = Window->Y;
+ }
-// _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);
+// _SysDebug("Blit %p (%p) to (%i,%i) %ix%i", Window, Window->RenderBuffer,
+// Window->RealX, Window->RealY, Window->RealW, Window->RealH);
+ // TODO Don't blit unless:
+ // a) A parent has been reblitted (thus clobbering the existing content)
+ // b) A child has moved (exposing a previously hidden area)
+ if( bForceReblit || (Window->Flags & WINFLAG_NEEDREBLIT) )
+ {
+ Video_Blit(Window->RenderBuffer, Window->RealX, Window->RealY, Window->RealW, Window->RealH);
+ Window->Flags &= ~WINFLAG_NEEDREBLIT;
+ bForceReblit = 1;
+ }
if( Window == gpWM_FocusedWindow && Window->CursorW )
{
Video_FillRect(
- Window->X + Window->BorderL + Window->CursorX,
- Window->Y + Window->BorderT + Window->CursorY,
+ Window->RealX + Window->BorderL + Window->CursorX,
+ Window->RealY + Window->BorderT + Window->CursorY,
Window->CursorW, Window->CursorH,
0x000000
);
-
}
for( child = Window->FirstChild; child; child = child->NextSibling )
{
- WM_int_BlitWindow(child);
+ WM_int_BlitWindow(child, bForceReblit);
}
}
WM_int_UpdateWindow(gpWM_RootWindow);
// - Draw windows from back to front to the render buffer
- WM_int_BlitWindow(gpWM_RootWindow);
+ WM_int_BlitWindow(gpWM_RootWindow, 0);
Video_Update();
}