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/* Starshatter OpenSource Distribution
Copyright (c) 1997-2004, Destroyer Studios LLC.
All Rights Reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name "Destroyer Studios" nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
SUBSYSTEM: nGenEx.lib
FILE: ActiveWindow.h
AUTHOR: John DiCamillo
OVERVIEW
========
Active Window class (a window that knows how to draw itself)
*/
#ifndef ActiveWindow_h
#define ActiveWindow_h
#include <vector>
#include "Types.h"
#include "Color.h"
#include "Geometry.h"
#include "Bitmap.h"
#include "Window.h"
#include "EventTarget.h"
#include "List.h"
#include "Text.h"
// +--------------------------------------------------------------------+
struct Poly;
struct Material;
struct VertexSet;
class Layout;
// +--------------------------------------------------------------------+
enum {
WIN_NO_FRAME = 0x0000,
WIN_BLACK_FRAME = 0x0001,
WIN_WHITE_FRAME = 0x0002,
WIN_THIN_FRAME = 0x0004,
WIN_THICK_FRAME = 0x0008,
WIN_RAISED_FRAME = 0x0010,
WIN_SUNK_FRAME = 0x0020,
WIN_TEXT_SHADOW = 0x0040,
WIN_FRAME_ONLY = 0x0080
};
enum {
EID_CREATE,
EID_DESTROY,
EID_MOUSE_MOVE,
EID_CLICK,
EID_SELECT,
EID_LBUTTON_DOWN,
EID_LBUTTON_UP,
EID_RBUTTON_DOWN,
EID_RBUTTON_UP,
EID_KEY_DOWN,
EID_SET_FOCUS,
EID_KILL_FOCUS,
EID_MOUSE_ENTER,
EID_MOUSE_EXIT,
EID_MOUSE_WHEEL,
EID_DRAG_START,
EID_DRAG_DROP,
EID_USER_1,
EID_USER_2,
EID_USER_3,
EID_USER_4,
EID_NUM_EVENTS
};
// +--------------------------------------------------------------------+
class ActiveWindow;
struct AWEvent
{
static const char* TYPENAME() { return "AWEvent"; }
AWEvent() : window(0), eid(0), x(0), y(0) { }
AWEvent(ActiveWindow* w, int e, int ax=0, int ay=0) : window(w), eid(e), x(ax), y(ay) { }
int operator == (const AWEvent& e) const { return (window == e.window) &&
(eid == e.eid) &&
(x == e.x) &&
(y == e.y); }
ActiveWindow* window;
int eid;
int x;
int y;
};
typedef void (*PFVAWE)(ActiveWindow*, AWEvent*);
struct AWMap
{
static const char* TYPENAME() { return "AWMap"; }
AWMap() : eid(0), client(0), func(0) { }
AWMap(int e, ActiveWindow* w, PFVAWE f) : eid(e), client(w), func(f) { }
int operator == (const AWMap& m) const { return (eid == m.eid) &&
(client == m.client); }
int eid;
ActiveWindow* client;
PFVAWE func;
};
// +--------------------------------------------------------------------+
class ActiveWindow : public Window,
public EventTarget
{
public:
static const char* TYPENAME() { return "ActiveWindow"; }
ActiveWindow(Screen* s, int ax, int ay, int aw, int ah,
DWORD id=0, DWORD style=0, ActiveWindow* parent=0);
virtual ~ActiveWindow();
int operator == (const ActiveWindow& w) const { return id == w.id; }
// Operations:
virtual void Paint(); // blt to screen
virtual void Draw(); // refresh backing store
virtual void Show();
virtual void Hide();
virtual void MoveTo(const Rect& r);
virtual void UseLayout(const std::vector<DWORD>& min_x,
const std::vector<DWORD>& min_y,
const std::vector<float>& weight_x,
const std::vector<float>& weight_y);
virtual void UseLayout(const std::vector<float>& min_x,
const std::vector<float>& min_y,
const std::vector<float>& weight_x,
const std::vector<float>& weight_y);
virtual void UseLayout(int ncols,
int nrows,
int* min_x,
int* min_y,
float* weight_x,
float* weight_y);
virtual void DoLayout();
// Event Target Interface:
virtual int OnMouseMove(int x, int y);
virtual int OnLButtonDown(int x, int y);
virtual int OnLButtonUp(int x, int y);
virtual int OnClick();
virtual int OnSelect();
virtual int OnRButtonDown(int x, int y);
virtual int OnRButtonUp(int x, int y);
virtual int OnMouseEnter(int x, int y);
virtual int OnMouseExit(int x, int y);
virtual int OnMouseWheel(int wheel);
virtual int OnKeyDown(int vk, int flags);
virtual const char* GetDescription() const { return desc; }
// pseudo-events:
virtual int OnDragStart(int x, int y);
virtual int OnDragDrop(int x, int y, ActiveWindow* source);
virtual ActiveWindow* FindControl(int x, int y) { return 0; }
virtual Rect TargetRect() const;
virtual ActiveWindow* GetCapture();
virtual bool SetCapture();
virtual int ReleaseCapture();
// Property accessors:
virtual void SetFocus();
virtual void KillFocus();
virtual bool HasFocus() const { return focus; }
void SetEnabled(bool e=true) { enabled = e; }
bool IsEnabled() const { return enabled; }
bool IsVisible() const { return shown; }
DWORD GetID() const { return id; }
void SetStyle(DWORD s) { style = s; }
DWORD GetStyle() const { return style; }
void SetText(const char* t);
void SetText(const Text& t);
void AddText(const char* t);
void AddText(const Text& t);
const Text& GetText() const { return text; }
void SetAltText(const char* t) { alt_text = t; }
void SetAltText(const Text& t) { alt_text = t; }
const Text& GetAltText() const { return alt_text; }
void SetTexture(Bitmap* bmp) { texture = bmp; }
Bitmap* GetTexture() { return texture; }
void SetMargins(const Insets& m);
Insets& GetMargins() { return margins; }
void SetTextInsets(const Insets& t);
Insets& GetTextInsets() { return text_insets; }
List<ActiveWindow>& GetChildren() { return children; }
void SetCellInsets(const Insets& c);
Insets& GetCellInsets() { return cell_insets; }
void SetCells(int cx, int cy, int cw=1, int ch=1);
void SetCells(const Rect& r) { cells = r; }
Rect& GetCells() { return cells; }
void SetFixedWidth(int w) { fixed_width = w; }
int GetFixedWidth() const { return fixed_width; }
void SetFixedHeight(int h) { fixed_height = h; }
int GetFixedHeight() const { return fixed_height;}
void SetAlpha(double a);
double GetAlpha() const { return alpha; }
void SetBackColor(Color c) { back_color = c; }
Color GetBackColor() const { return back_color; }
void SetBaseColor(Color c) { base_color = c; }
Color GetBaseColor() const { return base_color; }
void SetForeColor(Color c) { fore_color = c; }
Color GetForeColor() const { return fore_color; }
void SetSingleLine(bool a) { single_line = a; }
bool GetSingleLine() const { return single_line; }
void SetTextAlign(DWORD a);
DWORD GetTextAlign() const { return text_align; }
void SetTransparent(bool t) { transparent = t; }
bool GetTransparent() const { return transparent; }
void SetHidePartial(bool a) { hide_partial = a; }
bool GetHidePartial() const { return hide_partial;}
void SetTabStop(int n, int x);
int GetTabStop(int n) const;
void DrawText(const char* txt, int count, Rect& txt_rect, DWORD flags);
// class properties:
static void SetSystemFont(Font* f);
static void SetSystemBackColor(Color c);
static void SetSystemForeColor(Color c);
// callback function registration:
virtual void RegisterClient(int EID, ActiveWindow* client, PFVAWE callback);
virtual void UnregisterClient(int EID, ActiveWindow* client);
virtual void ClientEvent(int EID, int x=0, int y=0);
// form context:
virtual ActiveWindow* GetForm() { return form; }
virtual void SetForm(ActiveWindow* f) { form = f; }
virtual bool IsFormActive() const;
virtual bool IsTopMost() const { return topmost; }
virtual void SetTopMost(bool t) { topmost = t; }
virtual ActiveWindow* FindChild(DWORD id);
virtual ActiveWindow* FindChild(int x, int y);
protected:
virtual Color ShadeColor(Color c, double shade);
virtual void AddChild(ActiveWindow* child);
virtual void DrawStyleRect(const Rect& r, int style);
virtual void DrawStyleRect(int x1, int y1, int x2, int y2, int style);
virtual void DrawTabbedText();
virtual void DrawTextureGrid();
virtual void CalcGrid();
DWORD id;
DWORD style;
DWORD text_align;
bool single_line;
bool focus;
bool enabled;
bool hide_partial;
float alpha;
Color back_color;
Color base_color;
Color fore_color;
Text text;
Text alt_text;
Text desc;
Bitmap* texture;
Insets margins;
Insets text_insets;
Insets cell_insets;
Rect cells;
int fixed_width;
int fixed_height;
int tab[10];
ActiveWindow* parent;
ActiveWindow* form;
bool transparent;
bool topmost;
Layout* layout;
List<ActiveWindow> children;
List<AWMap> clients;
AWEvent event;
int rows;
int cols;
Poly* polys;
VertexSet* vset;
Material* mtl;
static Font* sys_font;
static Color sys_back_color;
static Color sys_fore_color;
};
#define DEF_MAP_CLIENT(cname, fname)\
void Map##cname##fname(ActiveWindow* client, AWEvent* event) \
{ cname* c = (cname*) client; c->fname(event); }
#define REGISTER_CLIENT(eid, ctrl, cname, fname)\
if (ctrl) ctrl->RegisterClient(eid, this, Map##cname##fname);
#define UNREGISTER_CLIENT(eid, ctrl, cname)\
if (ctrl) ctrl->UnregisterClient(eid, this);
#endif // ActiveWindow_h
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