include/root/TGMdiDecorFrame.h

0001 // @(#)root/gui:$Id$
0002 // Author: Bertrand Bellenot   20/08/2004
0003
0004 /*************************************************************************
0005  * Copyright (C) 1995-2004, Rene Brun and Fons Rademakers.               *
0006  * All rights reserved.                                                  *
0007  *                                                                       *
0008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
0009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
0010  *************************************************************************/
0011
0012 #ifndef ROOT_TGMdiDecorFrame
0013 #define ROOT_TGMdiDecorFrame
0014
0015
0016 #include "TGFrame.h"
0017 #include "TGMenu.h"
0018 #include "TGButton.h"
0019 #include "TGIcon.h"
0020 #include "TGLabel.h"
0021 #include "TGFont.h"
0022 #include "TGMdiMainFrame.h"
0023 #include "TGMdiFrame.h"
0024
0025
0026 /// placement of window resizers
0027 enum EMdiResizerPlacement {
0028    kMdiResizerTop    = 1,
0029    kMdiResizerBottom = 2,
0030    kMdiResizerLeft   = 4,
0031    kMdiResizerRight  = 8
0032 };
0033
0034
0035 class TGMdiMainFrame;
0036 class TGMdiDecorFrame;
0037 class TGMdiFrame;
0038 class TGMdiTitleBar;
0039 class TGMdiTitleIcon;
0040 class TGMdiButtons;
0041
0042
0043 //----------------------------------------------------------------------
0044
0045 class TGMdiWinResizer : public TGFrame, public TGWidget {
0046
0047 friend class TGMdiMainFrame;
0048
0049 protected:
0050    const TGWindow  *fMdiWin;                       ///< owner MDI Window
0051    Int_t            fWinX, fWinY, fWinW, fWinH;    ///< MDI win position and dimension
0052    Int_t            fOldX, fOldY, fOldW, fOldH;    ///< old MDI win position and dimension
0053    Int_t            fNewX, fNewY, fNewW, fNewH;    ///< new MDI win position and dimension
0054    Int_t            fMinW, fMinH;                  ///< Min width and height of the MDI Win
0055    Int_t            fMdiOptions;                   ///< MDI options
0056    Int_t            fPos;                          ///< position of the resizer
0057    Int_t            fX0, fY0;                      ///< initial position of the mouse click
0058    Bool_t           fLeftButPressed, fRightButPressed, fMidButPressed; ///< mouse buttons flags
0059
0060    const TGGC      *fBoxGC;                        ///< GC used for resizing rectangle
0061    Int_t            fLineW;                        ///< line width of resizing rectangle
0062
0063    void             MoveResizeIt();
0064    void             DrawBox(Int_t x, Int_t y, UInt_t width, UInt_t height);
0065
0066 public:
0067    TGMdiWinResizer(const TGWindow *p, const TGWindow *mdiwin, Int_t pos,
0068                    const TGGC *boxGC, Int_t linew,
0069                    Int_t mdioptions = kMdiDefaultResizeMode,
0070                    Int_t w = 1, Int_t h = 1, UInt_t options = kOwnBackground);
0071
0072    Bool_t HandleButton(Event_t *event) override;
0073    void   DrawBorder() override {}
0074
0075    void SetResizeMode(Int_t mode) { fMdiOptions = mode; }
0076    void SetMinSize(Int_t w = 50, Int_t h = 20) { fMinW = w; fMinH = h; }
0077
0078    ClassDefOverride(TGMdiWinResizer, 0) // Window Resizer
0079 };
0080
0081
0082 class TGMdiVerticalWinResizer : public TGMdiWinResizer {
0083
0084 public:
0085    TGMdiVerticalWinResizer(const TGWindow *p, const TGWindow *mdiwin,
0086                            Int_t pos, const TGGC *boxGC, Int_t linew,
0087                            Int_t mdioptions = kMdiDefaultResizeMode,
0088                            Int_t w = 4, Int_t h = 5);
0089
0090    Bool_t HandleMotion(Event_t *event) override;
0091    void   DrawBorder() override;
0092
0093    ClassDefOverride(TGMdiVerticalWinResizer, 0) // Vertical Window Resizer
0094 };
0095
0096
0097 class TGMdiHorizontalWinResizer : public TGMdiWinResizer {
0098
0099 public:
0100    TGMdiHorizontalWinResizer(const TGWindow *p, const TGWindow *mdiwin,
0101                              Int_t pos, const TGGC *boxGC, Int_t linew,
0102                              Int_t mdioptions = kMdiDefaultResizeMode,
0103                              Int_t w = 5, Int_t h = 4);
0104
0105    Bool_t HandleMotion(Event_t *event) override;
0106    void   DrawBorder() override;
0107
0108    ClassDefOverride(TGMdiHorizontalWinResizer, 0) // Horizontal Window Resizer
0109 };
0110
0111
0112 class TGMdiCornerWinResizer : public TGMdiWinResizer {
0113
0114 public:
0115    TGMdiCornerWinResizer(const TGWindow *p, const TGWindow *mdiwin,
0116                          Int_t pos, const TGGC *boxGC, Int_t linew,
0117                          Int_t mdioptions = kMdiDefaultResizeMode,
0118                          Int_t w = 20, Int_t h = 20);
0119
0120    Bool_t  HandleMotion(Event_t *event) override;
0121    void DrawBorder() override;
0122
0123    ClassDefOverride(TGMdiCornerWinResizer, 0) // Corner Window Resizer
0124 };
0125
0126
0127 //----------------------------------------------------------------------
0128
0129 class TGMdiButtons : public TGCompositeFrame {
0130
0131 friend class TGMdiTitleBar;
0132
0133 protected:
0134    TGPictureButton      *fButton[5];                  ///< MDI picture buttons
0135    TGLayoutHints        *fDefaultHint, *fCloseHint;   ///< Layout hints
0136    const TGWindow       *fMsgWindow;                  ///< window handling container messages
0137
0138 public:
0139    TGMdiButtons(const TGWindow *p, const TGWindow *titlebar);
0140    ~TGMdiButtons() override;
0141
0142    TGPictureButton *GetButton(Int_t no) const { return fButton[no]; }
0143
0144    ClassDefOverride(TGMdiButtons, 0)  // MDI Buttons Frame
0145 };
0146
0147
0148 //----------------------------------------------------------------------
0149
0150 class TGMdiTitleIcon : public TGIcon {
0151
0152 friend class TGMdiFrame;
0153 friend class TGMdiTitleBar;
0154
0155 protected:
0156    const TGWindow   *fMsgWindow;    ///< window handling container messages
0157    TGPopupMenu      *fPopup;        ///< Popup menu associated to the title icon
0158
0159    void     DoRedraw() override;
0160
0161 public:
0162    TGMdiTitleIcon(const TGWindow *p, const TGWindow *titlebar,
0163                   const TGPicture *pic, Int_t w, Int_t h);
0164    ~TGMdiTitleIcon() override;
0165
0166    Bool_t HandleDoubleClick(Event_t *event) override;
0167    Bool_t HandleButton(Event_t *event) override;
0168    TGPopupMenu *GetPopup() const { return fPopup; }
0169
0170    ClassDefOverride(TGMdiTitleIcon, 0) // MDI Title Icon
0171 };
0172
0173
0174 //----------------------------------------------------------------------
0175
0176 class TGMdiTitleBar : public TGCompositeFrame {
0177
0178 friend class TGMdiDecorFrame;
0179 friend class TGMdiMainFrame;
0180
0181 protected:
0182    const TGWindow       *fMdiWin;         ///< owner MDI window
0183    TGMdiButtons         *fButtons;        ///< MDI buttons
0184    TGMdiTitleIcon       *fWinIcon;        ///< title icon
0185    TGLabel              *fWinName;        ///< window name label
0186    TGCompositeFrame     *fLFrame, *fMFrame,*fRFrame; ///< the three parts of the title bar
0187    TGLayoutHints        *fLHint, *fLeftHint, *fMiddleHint, *fRightHint; ///< layout hints
0188    Int_t                fX0, fY0;         ///< initial position of the mouse click
0189    Bool_t               fLeftButPressed, fRightButPressed, fMidButPressed; ///< mouse button pressed
0190
0191    TGMdiTitleBar(const TGWindow *p, const TGWindow *mdiwin,
0192                  const char *name = "Untitled");
0193    void LayoutButtons(UInt_t buttonmask, Bool_t isMinimized,
0194                       Bool_t isMaximized);
0195
0196    void AddFrames(TGMdiTitleIcon *icon, TGMdiButtons *buttons);
0197    void RemoveFrames(TGMdiTitleIcon *icon, TGMdiButtons *buttons);
0198
0199 public:
0200    ~TGMdiTitleBar() override;
0201
0202    Bool_t               HandleButton(Event_t *event) override;
0203    Bool_t               HandleDoubleClick(Event_t *event) override;
0204    Bool_t               HandleMotion(Event_t *event) override;
0205    Bool_t               ProcessMessage(Longptr_t msg, Longptr_t parm1, Longptr_t parm2) override;
0206
0207    void                 SetTitleBarColors(UInt_t fore, UInt_t back, TGFont *f);
0208    TGMdiButtons        *GetButtons() const { return fButtons; }
0209    TGMdiTitleIcon      *GetWinIcon() const { return fWinIcon; }
0210    TGLabel             *GetWinName() const { return fWinName; }
0211    Int_t                GetX0() { return fX0; }
0212    Int_t                GetY0() { return fY0; }
0213    Bool_t               IsLeftButPressed() { return fLeftButPressed; }
0214    Bool_t               IsRightButPressed() { return fRightButPressed; }
0215    Bool_t               IsMidButPressed() { return fMidButPressed; }
0216
0217    void                 SetX0(Int_t x0) { fX0 = x0; }
0218    void                 SetY0(Int_t y0) { fY0 = y0; }
0219    void                 SetLeftButPressed(Bool_t press = kTRUE) { fLeftButPressed = press; }
0220    void                 SetRightButPressed(Bool_t press = kTRUE) { fRightButPressed= press; }
0221    void                 SetMidButPressed(Bool_t press = kTRUE) { fMidButPressed = press; }
0222
0223    ClassDefOverride(TGMdiTitleBar, 0) // MDI Title Bar
0224 };
0225
0226
0227 //----------------------------------------------------------------------
0228
0229 class TGMdiDecorFrame : public TGCompositeFrame {
0230
0231 friend class TGMdiMainFrame;
0232
0233 protected:
0234    Int_t                      fPreResizeX, fPreResizeY;           ///< position before resizing
0235    Int_t                      fPreResizeWidth, fPreResizeHeight;  ///< dimension before resizing
0236    Int_t                      fMinimizedX, fMinimizedY;           ///< minimized position
0237    Bool_t                     fIsMinimized, fIsMaximized;         ///< minimized and maximized flags
0238    Bool_t                     fMinimizedUserPlacement;            ///< user placement flag
0239    Bool_t                     fIsCurrent;                         ///< current mdi window flag
0240
0241    TGMdiFrame                *fFrame;                             ///< parent (owner) MDI frame
0242    TGMdiMainFrame            *fMdiMainFrame;                      ///< MDI main frame
0243
0244    TGMdiVerticalWinResizer   *fUpperHR, *fLowerHR;                ///< upper and lower vertical resizers
0245    TGMdiCornerWinResizer     *fUpperLeftCR, *fLowerLeftCR;        ///< upper left and lower left resizers
0246    TGMdiCornerWinResizer     *fUpperRightCR, *fLowerRightCR;      ///< upper right and lower right resizers
0247    TGMdiHorizontalWinResizer *fLeftVR, *fRightVR;                 ///< left and right horizontal resizers
0248    TGLayoutHints             *fLHint, *fExpandHint;               ///< layout hints
0249
0250    ULong_t                    fButtonMask;                        ///< mask used to display/hide buttons
0251    TGMdiTitleBar             *fTitlebar;                          ///< MDI window title bar
0252
0253 public:
0254    enum {
0255       // border width of decorated windows
0256       kMdiBorderWidth = 5
0257    };
0258
0259    TGMdiDecorFrame(TGMdiMainFrame *main, TGMdiFrame *frame, Int_t w, Int_t h,
0260                    const TGGC *boxGC, UInt_t options = 0,
0261                    Pixel_t back = GetDefaultFrameBackground());
0262    ~TGMdiDecorFrame() override;
0263
0264    Bool_t           HandleButton(Event_t *event) override;
0265    Bool_t           HandleConfigureNotify(Event_t *event) override;
0266
0267    virtual Int_t    CloseWindow() { return fFrame->CloseWindow(); }
0268    void             Layout() override;
0269
0270    void             Move(Int_t x, Int_t y) override;
0271    void             MoveResize(Int_t x, Int_t y, UInt_t w, UInt_t h) override;
0272
0273    void             SetMdiButtons(ULong_t buttons);
0274    ULong_t          GetMdiButtons() const { return fButtonMask; }
0275
0276    void             SetResizeMode(Int_t mode = kMdiDefaultResizeMode);
0277
0278    void             SetWindowName(const char *name) override;
0279    void             SetWindowIcon(const TGPicture *pic);
0280    const char      *GetWindowName() {
0281                      return (const char *)fTitlebar->GetWinName()->GetText()->GetString();
0282                      }
0283    const TGPicture *GetWindowIcon() { return fTitlebar->GetWinIcon()->GetPicture(); }
0284    Bool_t           IsCurrent() const { return fIsCurrent; }
0285    Bool_t           IsMinimized() const { return fIsMinimized; }
0286    Bool_t           IsMaximized() const { return fIsMaximized; }
0287    Int_t            GetPreResizeX() const { return fPreResizeX; }
0288    Int_t            GetPreResizeY() const { return fPreResizeY; }
0289    Int_t            GetPreResizeWidth() const { return fPreResizeWidth; }
0290    Int_t            GetPreResizeHeight() const { return fPreResizeHeight; }
0291    Int_t            GetMinimizedX() const { return fMinimizedX; }
0292    Int_t            GetMinimizedY() const { return fMinimizedY; }
0293    Bool_t           GetMinUserPlacement() const { return fMinimizedUserPlacement; }
0294
0295    void             SetCurrent(Bool_t cur = kTRUE) {fIsCurrent = cur; }
0296    void             SetDecorBorderWidth(Int_t bw);
0297    void             SetPreResizeX(Int_t x) { fPreResizeX = x; }
0298    void             SetPreResizeY(Int_t y) { fPreResizeY = y; }
0299    void             SetPreResizeWidth(Int_t w) { fPreResizeWidth = w; }
0300    void             SetPreResizeHeight(Int_t h) { fPreResizeHeight = h; }
0301    void             SetMinimizedX(Int_t x) { fMinimizedX = x; }
0302    void             SetMinimizedY(Int_t y) { fMinimizedY = y; }
0303    void             Minimize(Bool_t min = kTRUE) { fIsMinimized = min; }
0304    void             Maximize(Bool_t max = kTRUE) { fIsMaximized = max; }
0305    void             SetMinUserPlacement(Bool_t place = kTRUE) { fMinimizedUserPlacement = place; }
0306
0307    TGMdiFrame      *GetMdiFrame() const { return fFrame; }
0308    TGMdiTitleBar   *GetTitleBar() const { return fTitlebar; }
0309
0310    TGMdiVerticalWinResizer   *GetUpperHR() const { return fUpperHR; }
0311    TGMdiVerticalWinResizer   *GetLowerHR() const { return fLowerHR; }
0312    TGMdiCornerWinResizer     *GetUpperLeftCR() const { return fUpperLeftCR; }
0313    TGMdiCornerWinResizer     *GetLowerLeftCR() const { return fLowerLeftCR; }
0314    TGMdiCornerWinResizer     *GetUpperRightCR() const { return fUpperRightCR; }
0315    TGMdiCornerWinResizer     *GetLowerRightCR() const { return fLowerRightCR; }
0316    TGMdiHorizontalWinResizer *GetLeftVR() const { return fLeftVR; }
0317    TGMdiHorizontalWinResizer *GetRightVR() const { return fRightVR; }
0318
0319    ClassDefOverride(TGMdiDecorFrame, 0) // MDI Decor Frame
0320 };
0321
0322 #endif