U++

#include <CtrlCore/CtrlCore.h>

#ifdef GUI_GTK

NAMESPACE_UPP

#define LLOG(x)   // DLOG(x)

Vector<Callback>  Ctrl::hotkey;

Vector<dword>     Ctrl::keyhot;

Vector<dword>     Ctrl::modhot;

Vector<Ctrl::Win> Ctrl::wins;

Ptr<Ctrl>         Ctrl::activeCtrl;

int        Ctrl::WndCaretTime;

bool       Ctrl::WndCaretVisible;

int Ctrl::FindId(int id)

{

        for(int i = 0; i < wins.GetCount(); i++)

                if(wins[i].id == id)

                        return i;

        return -1;

}

int Ctrl::FindCtrl(Ctrl *ctrl)

{

        for(int i = 0; i < wins.GetCount(); i++)

                if(wins[i].ctrl == ctrl)

                        return i;

        return -1;

}

int Ctrl::FindGtkWindow(GtkWidget *gtk)

{

        for(int i = 0; i < wins.GetCount(); i++)

                if(wins[i].gtk == gtk)

                        return i;

        return -1;

}

int Ctrl::FindGdkWindow(GdkWindow *gdk)

{

        for(int i = 0; i < wins.GetCount(); i++)

                if(wins[i].gdk == gdk)

                        return i;

        return -1;

}

bool Ctrl::IsAlphaSupported()

{

        return false;

}

bool Ctrl::IsCompositedGui()

{

    GuiLock __;

    static bool b = gdk_display_supports_composite(gdk_display_get_default());

    return b;

}

Vector<Ctrl *> Ctrl::GetTopCtrls()

{

        GuiLock __;

        Vector<Ctrl *> h;

        for(int i = 0; i < wins.GetCount(); i++)

                h.Add(wins[i].ctrl);

        return h;

}

void  Ctrl::SetMouseCursor(const Image& image)

{

        LLOG("SetMouseCursor");

        GuiLock __;

        int64 id = image.GetSerialId();

        Ctrl *topctrl = NULL;

        Top *top = NULL;

        if(mouseCtrl)

                topctrl = mouseCtrl->GetTopCtrl();

        else

                topctrl = GetActiveCtrl();

        if(topctrl)

                top = topctrl->top;

        if(top && id != top->cursor_id) {

                top->cursor_id = id;

                int64 aux = image.GetAuxData();

                GdkCursor *c = NULL;

                if(aux)

                        c = gdk_cursor_new((GdkCursorType)(aux - 1));

                else

                if(IsNull(image))

                        c = gdk_cursor_new(GDK_BLANK_CURSOR);

                else {

                        Point p = image.GetHotSpot();

                        ImageGdk m;

                        m.Set(image);

                        GdkPixbuf *pb = m;

                        if(pb)

                                c = gdk_cursor_new_from_pixbuf(gdk_display_get_default(), pb, p.x, p.y);

                }

                if(c && topctrl->IsOpen()) {

                        gdk_window_set_cursor(topctrl->gdk(), c);

                        gdk_cursor_unref(c);

                        gdk_flush(); // Make it visible immediately

                }

        }

}

Ctrl *Ctrl::GetOwner()

{

        GuiLock __;

        return IsOpen() ? top->owner : NULL;

}

Ctrl *Ctrl::GetActiveCtrl()

{

        GuiLock __;

        if(focusCtrl)

                return focusCtrl->GetTopCtrl();

        return activeCtrl;

}

// Vector<Callback> Ctrl::hotkey;

#ifndef GDK_WINDOWING_X11

// There is no generic support in GTK for HotKey

int Ctrl::RegisterSystemHotKey(dword key, Callback cb)

{

        return -1;

}

void Ctrl::UnregisterSystemHotKey(int id)

{

}

#endif

void  Ctrl::AnimateCaret()

{

        GuiLock __;

        int v = !(((GetTickCount() - WndCaretTime) / 500) & 1);

        if(v != WndCaretVisible) {

                WndCaretVisible = v;

                RefreshCaret();

        }

}

void Ctrl::PaintCaret(SystemDraw& w)

{

        GuiLock __;

        LLOG("PaintCaret " << Name() << ", caretCtrl: " << caretCtrl << ", WndCaretVisible: " << WndCaretVisible);

        if(this == caretCtrl && WndCaretVisible)

                w.DrawRect(caretx, carety, caretcx, caretcy, InvertColor);

}

void Ctrl::SetCaret(int x, int y, int cx, int cy)

{

        GuiLock __;

        LLOG("SetCaret " << Name());

        if(this == caretCtrl)

                RefreshCaret();

        caretx = x;

        carety = y;

        caretcx = cx;

        caretcy = cy;

        if(this == caretCtrl) {

                WndCaretTime = GetTickCount();

                RefreshCaret();

                AnimateCaret();

        }

}

void Ctrl::SyncCaret() {

        GuiLock __;

        if(focusCtrl != caretCtrl) {

                LLOG("SyncCaret DO " << Upp::Name(caretCtrl) << " -> " << Upp::Name(focusCtrl));

                RefreshCaret();

                caretCtrl = focusCtrl;

                RefreshCaret();

        }

}

Rect Ctrl::GetWndScreenRect() const

{

        GuiLock __;

        if(IsOpen()) {

                gint x, y;

                gdk_window_get_position(gdk(), &x, &y);

        #if GTK_CHECK_VERSION(2, 24, 0)

                gint width = gdk_window_get_width(gdk());

                gint height = gdk_window_get_height(gdk());

        #else

                gint width, height;

                gdk_drawable_get_size(gdk(), &width, &height);

        #endif

                return RectC(x, y, width, height);

        }

        return Null;

}

void Ctrl::WndShow(bool b)

{

        GuiLock __;

        LLOG("WndShow " << Name() << ", " << b);

        if(IsOpen()) {

                if(b)

                        gtk_widget_show_now(top->window);

                else

                        gtk_widget_hide(top->window);

                StateH(SHOW);

        }

}

bool Ctrl::IsWndOpen() const {

        GuiLock __;

        return top && top->window && top->window->window;

}

void Ctrl::SetAlpha(byte alpha)

{

        GuiLock __;

}

Rect Ctrl::GetWorkArea() const

{

        GuiLock __;

        static Array<Rect> rc;

        if(rc.IsEmpty()) 

                GetWorkArea(rc);

        Point pt = GetMousePos();

        for (int i = 0; i < rc.GetCount(); i++)

                if(rc[i].Contains(pt))

                        return rc[i];

        return GetPrimaryWorkArea();

}

void Ctrl::GetWorkArea(Array<Rect>& rc)

{

        GuiLock __;

        GdkScreen *s = gdk_screen_get_default();

        int n = gdk_screen_get_n_monitors(s);

        rc.Clear();

        Vector<int> netwa;

        for(int i = 0; i < n; i++) {

                GdkRectangle rr;

                Rect r;

#if GTK_CHECK_VERSION (3, 3, 5) // U++ does not work with gtk3 yet, but be prepared

                gdk_screen_get_monitor_workarea(s, i, &rr);

                r = RectC(r.x, r.y, r.width, r.height);

#else

                gdk_screen_get_monitor_geometry (s, i, &rr);

                r = RectC(rr.x, rr.y, rr.width, rr.height);

        #ifdef GDK_WINDOWING_X11

                if(i == 0)

                        netwa = GetPropertyInts(gdk_screen_get_root_window(gdk_screen_get_default()),

                                                "_NET_WORKAREA");

                if(netwa.GetCount())

                        r = r & RectC(netwa[0], netwa[1], netwa[2], netwa[3]);

        #endif

#endif

                rc.Add(r);

        }

}

Rect Ctrl::GetWorkArea(Point pt)

{

        static Array<Rect> rc;

        if(rc.IsEmpty())

                GetWorkArea(rc);

        for(int i = 0; i < rc.GetCount(); i++)

                if(rc[i].Contains(pt))

                        return rc[i];

        return GetPrimaryWorkArea();

}

Rect Ctrl::GetVirtualWorkArea()

{

        GuiLock __;

        static Rect r;

        if(r.right == 0) {

                r = GetPrimaryWorkArea();

                Array<Rect> rc;

                GetWorkArea(rc);

                for(int i = 0; i < rc.GetCount(); i++)

                        r |= rc[i];

        }

        return r;

}

Rect Ctrl::GetVirtualScreenArea()

{

        GuiLock __;

        static Rect r;

        if(r.right == 0) {

                gint x, y, width, height;

                gdk_window_get_geometry(gdk_screen_get_root_window(gdk_screen_get_default()),

                                        &x, &y, &width, &height, NULL);

            r = RectC(x, y, width, height);

        }

        return r;

}

Rect Ctrl::GetPrimaryWorkArea()

{

        GuiLock __;

        static Rect r;

        if (r.right == 0) {

                Array<Rect> rc;

                GetWorkArea(rc);

#if GTK_CHECK_VERSION(2, 20, 0)

                int primary = gdk_screen_get_primary_monitor(gdk_screen_get_default());

#else

                int primary = 0;

#endif

                primary >= 0 && primary < rc.GetCount() ? r = rc[primary] : r = GetVirtualScreenArea();

        }

        return r;

}

Rect Ctrl::GetPrimaryScreenArea()

{

        return GetPrimaryWorkArea();

}

int Ctrl::GetKbdDelay()

{

        GuiLock __;

        return 500;

}

int Ctrl::GetKbdSpeed()

{

        GuiLock __;

        return 1000 / 32;

}

void Ctrl::SetWndForeground()

{

        GuiLock __;

        if(IsOpen())

                gtk_window_present(gtk());

}

bool Ctrl::IsWndForeground() const

{

        GuiLock __;

        LLOG("IsWndForeground");

        return IsOpen() && gtk_window_is_active(gtk());

}

bool Ctrl::HasWndFocus() const

{

        GuiLock __;

        return IsOpen() && gtk_window_is_active(gtk());

}

void Ctrl::FocusSync()

{

        GuiLock __;

        if(focusCtrlWnd && focusCtrlWnd->IsOpen() && gtk_window_is_active(focusCtrlWnd->gtk()))

                return;

        Ptr<Ctrl> focus = NULL;

        static Ptr<Ctrl> ctrl;

        for(int i = 0; i < wins.GetCount(); i++)

                if(gtk_window_is_active((GtkWindow *)wins[i].gtk)) {

                        focus = wins[i].ctrl;

                        break;

                }

        if(focus != ctrl) {

                if(ctrl)

                        ctrl->KillFocusWnd();

                ctrl = focus;

                if(ctrl)

                        ctrl->SetFocusWnd();

                SyncCaret();

        }

}

bool Ctrl::SetWndFocus()

{

        GuiLock __;

        LLOG("SetWndFocus0 " << Upp::Name(this) << ", top: " << top);

        if(top) {

                LLOG("SetWndFocus0 DO gdk: " << gdk());

                SetWndForeground();

                int t0 = msecs();

                while(!gtk_window_is_active(gtk()) && msecs() - t0 < 500) // Wait up to 500ms for window to become active - not ideal, but only possibility

                        FetchEvents(true);

                FocusSync();

        }

        return true;

}

void Ctrl::WndInvalidateRect(const Rect& r)

{

        GuiLock __;

        LLOG("WndInvalidateRect " << r);

        gdk_window_invalidate_rect(gdk(), GdkRect(r), TRUE);

//        gtk_widget_queue_draw_area(top->window, r.left, r.top, r.GetWidth(), r.GetHeight());

}

void  Ctrl::WndScrollView(const Rect& r, int dx, int dy)

{

        GuiLock __;

        LLOG("ScrollView " << rect);

        WndInvalidateRect(r);

}

bool Ctrl::SweepConfigure(bool wait)

{

        Ptr<Ctrl> this_ = this;

        bool r = false;

        FetchEvents(wait);

        for(int i = 0; i < Events.GetCount() && this_; i++) {

                Event& e = Events[i];

                if(e.type == GDK_CONFIGURE && this_ && top->id == e.windowid) {

                        Rect rect = e.value;

                        LLOG("SweepConfigure " << rect);

                        if(GetRect() != rect)

                                SetWndRect(rect);

                        r = true;

                        e.type = EVENT_NONE;

                }

        }

        return r;

}

void Ctrl::WndSetPos(const Rect& rect)

{

        LLOG("WndSetPos0 " << rect);

        GuiLock __;

        if(!IsOpen())

                return;

        Ptr<Ctrl> this_ = this;

        SweepConfigure(false); // Remove any previous GDK_CONFIGURE for this window

        if(!this_ || !IsOpen())

                return;

//        gtk_window_move(gtk(), rect.left, rect.top);

//        gtk_window_resize(gtk(), rect.GetWidth(), rect.GetHeight());

        gdk_window_move_resize(gdk(), rect.left, rect.top, rect.GetWidth(), rect.GetHeight());

        int t0 = msecs();

        do { // Wait up to 500ms for corresponding GDK_CONFIGURE to arrive

                if(SweepConfigure(true))

                        break;

        }

        while(msecs() - t0 < 500);

        LLOG("-- WndSetPos0 " << rect << " " << msecs() - t0);

}

void Ctrl::WndEnable(bool b)

{

        GuiLock __;

        if(IsOpen()) {

                gtk_widget_set_sensitive(top->window, b);

                StateH(ENABLE);

        }

}

void Ctrl::WndUpdate(const Rect& r)

{

        GuiLock __;

        LLOG("WndUpdate0r " << r);

        WndUpdate(); // Not found a way how to update only part of window

}

void Ctrl::WndUpdate()

{

        GuiLock __;

        LLOG("WndUpdate0");

        gdk_window_process_updates(gdk(), TRUE);

        FetchEvents(FALSE); // Should pickup GDK_EXPOSE and repaint the window

        gdk_flush();

}

Rect Ctrl::GetDefaultWindowRect()

{

        GuiLock __; 

        Rect r  = GetPrimaryWorkArea();

        Size sz = r.GetSize();

        static int pos = min(sz.cx / 10, 50);

        pos += 10;

        int cx = sz.cx * 2 / 3;

        int cy = sz.cy * 2 / 3;

        if(pos + cx + 50 > sz.cx || pos + cy + 50 > sz.cy)

                pos = 0;

        return RectC(r.left + pos + 20, r.top + pos + 20, cx, cy);

}

ViewDraw::ViewDraw(Ctrl *ctrl)

{

        EnterGuiMutex();

        Ctrl *top = ctrl->GetTopCtrl();

        cr = gdk_cairo_create(top->gdk());

        Clipoff(ctrl->GetScreenView() - top->GetScreenRect().TopLeft());

}

ViewDraw::~ViewDraw()

{

        cairo_destroy(cr);

        LeaveGuiMutex();

}

Vector<WString> SplitCmdLine__(const char *cmd)

{

        Vector<WString> out;

        while(*cmd)

                if((byte)*cmd <= ' ')

                        cmd++;

                else if(*cmd == '\"') {

                        WString quoted;

                        while(*++cmd && (*cmd != '\"' || *++cmd == '\"'))

                                quoted.Cat(FromSystemCharset(String(cmd, 1)).ToWString());

                        out.Add(quoted);

                }

                else {

                        const char *begin = cmd;

                        while((byte)*cmd > ' ')

                                cmd++;

                        out.Add(String(begin, cmd).ToWString());

                }

        return out;

}

END_UPP_NAMESPACE

#endif