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/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
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 "UIEventTarget.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 UIEventTarget
{
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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