#include <stdlib.h>
#include <string.h>
#include <video.h>
+#include <wm_messages.h>
+#include <decorator.h>
+
+// === IMPORTS ===
+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)
{
- WM_CreateWindow(NULL, 0x0088FF, "Background");
+ WM_CreateWindow(NULL, NULL, 0, 0x0088FF, "Background");
gpWM_RootWindow->W = giScreenWidth;
gpWM_RootWindow->H = giScreenHeight;
- gpWM_RootWindow->Flags = WINFLAG_SHOW;
+ gpWM_RootWindow->Flags = WINFLAG_SHOW|WINFLAG_NODECORATE;
}
void WM_RegisterRenderer(tWMRenderer *Renderer)
}
// --- Manipulation
-tWindow *WM_CreateWindow(tWindow *Parent, int RendererArg, const char *RendererName)
+tWindow *WM_CreateWindow(tWindow *Parent, tIPC_Client *Client, uint32_t ID, int RendererArg, const char *RendererName)
{
tWMRenderer *renderer;
tWindow *ret;
// - 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;
-
- if(!Parent)
- Parent = gpWM_RootWindow;
+ 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
{
gpWM_RootWindow = ret;
}
+ // Don't decorate child windows by default
+ if(Parent)
+ {
+ ret->Flags |= WINFLAG_NODECORATE;
+ }
+
// - Return!
return ret;
}
return ret;
}
+void WM_SetWindowTitle(tWindow *Window, const char *Title)
+{
+ if(Window->Title)
+ free(Window->Title);
+ Window->Title = strdup(Title);
+ _SysDebug("Window %p title set to '%s'", Window, Title);
+}
+
+void WM_RaiseWindow(tWindow *Window)
+{
+ tWindow *parent = Window->Parent;
+ if(!Window->Parent) return ;
+
+ // Remove from list
+ if(Window->PrevSibling)
+ Window->PrevSibling->NextSibling = Window->NextSibling;
+ if(Window->NextSibling)
+ Window->NextSibling->PrevSibling = Window->PrevSibling;
+ if(parent->FirstChild == Window)
+ parent->FirstChild = Window->NextSibling;
+ if(parent->LastChild == Window)
+ parent->LastChild = Window->PrevSibling;
+
+ // Append to end
+ if(parent->LastChild)
+ parent->LastChild->NextSibling = Window;
+ else
+ parent->FirstChild = Window;
+ Window->PrevSibling = parent->LastChild;
+ Window->NextSibling = NULL;
+ parent->LastChild = Window;
+}
+
+void WM_FocusWindow(tWindow *Destination)
+{
+ struct sWndMsg_Bool _msg;
+
+ 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);
+
+ 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)
{
- // TODO: 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
+ {
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;
+ }
+ }
+
+ WM_Invalidate(Window);
+}
+
+void WM_DecorateWindow(tWindow *Window, int bDecorate)
+{
+ if( !(Window->Flags & WINFLAG_NODECORATE) == !!bDecorate )
+ return ;
+
+ if(bDecorate)
+ Window->Flags &= ~WINFLAG_NODECORATE;
+ else
+ Window->Flags |= WINFLAG_NODECORATE;
+
+ // Needed because the window size changes
+ if(Window->RenderBuffer) {
+ free(Window->RenderBuffer);
+ Window->RenderBuffer = NULL;
+ }
+
+ WM_Invalidate(Window);
}
int WM_MoveWindow(tWindow *Window, int X, int Y)
if(Y >= giScreenHeight) Y = giScreenHeight - 1;
Window->X = X; Window->Y = Y;
-
+
+ WM_Invalidate(Window);
+
return 0;
}
if(W <= 0 || H <= 0 ) return 1;
if(Window->X + W < 0) Window->X = -W + 1;
if(Window->Y + H < 0) Window->Y = -H + 1;
-
+
Window->W = W; Window->H = H;
+
+ if(Window->RenderBuffer) {
+ free(Window->RenderBuffer);
+ Window->RenderBuffer = NULL;
+ }
+ WM_Invalidate(Window);
+
+ {
+ struct sWndMsg_Resize msg;
+ msg.W = W;
+ msg.H = H;
+ WM_SendMessage(NULL, Window, WNDMSG_RESIZE, sizeof(msg), &msg);
+ }
return 0;
}
+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 )
+ {
+ // TODO: Catch errors from ->HandleMessage
+ return 0;
+ }
+
+ // TODO: Implement message masking
+
+ if(Dest->Client)
+ {
+ uint32_t src_id;
+ if(!Source)
+ src_id = -1;
+ else if(Source->Client != Dest->Client) {
+ // TODO: Support different client source windows
+ _SysDebug("WM_SendMessage: TODO - Support inter-client messages");
+ return -1;
+ }
+ else {
+ src_id = Source->ID;
+ }
+
+ IPC_SendWMMessage(Dest->Client, src_id, Dest->ID, Message, Length, Data);
+ }
+
+ return 1;
+}
+
+void WM_Invalidate(tWindow *Window)
+{
+ if(!Window) return ;
+ _SysDebug("Invalidating %p", Window);
+ // Don't invalidate twice (speedup)
+// if( !(Window->Flags & WINFLAG_CLEAN) ) return;
+
+ // Mark for re-render
+ Window->Flags &= ~WINFLAG_CLEAN;
+
+ // Mark up the tree that a child window has changed
+ while( (Window = Window->Parent) )
+ Window->Flags &= ~WINFLAG_CHILDCLEAN;
+}
+
// --- Rendering / Update
void WM_int_UpdateWindow(tWindow *Window)
{
- tWindow *child;
+ int bDecoratorRedraw = 0;
// Ignore hidden windows
if( !(Window->Flags & WINFLAG_SHOW) )
return ;
- // Ignore unchanged windows
- if( Window->Flags & WINFLAG_CLEAN )
- return;
-
+
// Render
- Window->Renderer->Redraw(Window);
+ if( !(Window->Flags & WINFLAG_CLEAN) )
+ {
+ // Calculate RealW/RealH
+ if( !(Window->Flags & WINFLAG_NODECORATE) )
+ {
+ _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;
+ bDecoratorRedraw = 1;
+ }
+ else
+ {
+ Window->BorderL = 0;
+ Window->BorderR = 0;
+ Window->BorderT = 0;
+ Window->BorderB = 0;
+ Window->RealW = Window->W;
+ Window->RealH = Window->H;
+ }
+
+ Window->Renderer->Redraw(Window);
+ Window->Flags |= WINFLAG_CLEAN;
+ }
// Process children
- for( child = Window->FirstChild; child; child = child->NextSibling )
+ if( !(Window->Flags & WINFLAG_CHILDCLEAN) )
{
- WM_int_UpdateWindow(child);
+ tWindow *child;
+ for( child = Window->FirstChild; child; child = child->NextSibling )
+ {
+ WM_int_UpdateWindow(child);
+ }
+ Window->Flags |= WINFLAG_CHILDCLEAN;
}
- Window->Flags |= WINFLAG_CLEAN;
+ if( bDecoratorRedraw )
+ Decorator_Redraw(Window);
}
void WM_int_BlitWindow(tWindow *Window)
// Ignore hidden windows
if( !(Window->Flags & WINFLAG_SHOW) )
return ;
+
+// _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);
- Video_Blit(Window->RenderBuffer, Window->X, Window->Y, Window->W, Window->H);
-
+ 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);
void WM_Update(void)
{
// Don't redraw if nothing has changed
- if( gpWM_RootWindow->Flags & WINFLAG_CLEAN )
+ if( (gpWM_RootWindow->Flags & WINFLAG_CHILDCLEAN) )
return ;
// - Iterate through visible windows, updating them as needed
Video_Update();
}
-// --- WM Render Routines
-// TODO: Move to another file?
-void WM_Render_FilledRect(tWindow *Window, tColour Colour, int X, int Y, int W, int H)
-{
- uint32_t *dest;
- int i;
- _SysDebug("WM_Render_FilledRect(%p, 0x%x...", Window, Colour);
- _SysDebug(" (%i,%i), %ix%i)", X, Y, W, H);
- // Clip to window dimensions
- if(X < 0) { W += X; X = 0; }
- if(Y < 0) { H += Y; Y = 0; }
- if(X >= Window->W) return;
- if(Y >= Window->H) return;
- if(X + W > Window->W) W = Window->W - X;
- if(Y + H > Window->H) H = Window->H - Y;
- _SysDebug(" Clipped to (%i,%i), %ix%i", X, Y, W, H);
-
- // Render to buffer
- // Create if needed?
-
- if(!Window->RenderBuffer) {
- Window->RenderBuffer = malloc(Window->W*Window->H*4);
- }
-
- dest = (uint32_t*)Window->RenderBuffer + Y*Window->W + X;
- while( H -- )
- {
- for( i = W; i --; )
- *dest++ = Colour;
- dest += Window->W - W;
- }
-}
-