remove unneeded view subclasses

include/views/SkWidget.h

Index: include/views/SkWidget.h
diff --git a/include/views/SkWidget.h b/include/views/SkWidget.h
deleted file mode 100644
index a0a80d0a82a36476e49d11e266f8126ef666f017..0000000000000000000000000000000000000000
--- a/include/views/SkWidget.h
+++ /dev/null
@@ -1,411 +0,0 @@
-/*
- * Copyright 2006 The Android Open Source Project
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkWidget_DEFINED
-#define SkWidget_DEFINED
-
-#include "SkBitmap.h"
-#include "SkDOM.h"
-#include "SkPaint.h"
-#include "SkString.h"
-#include "SkTextBox.h"
-#include "SkView.h"
-
-class SkEvent;
-class SkInterpolator;
-class SkShader;
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkWidget : public SkView {
-public:
-    SkWidget(uint32_t flags = 0) : SkView(flags | kFocusable_Mask | kEnabled_Mask) {}
-
-    /** Call this to post the widget's event to its listeners */
-    void    postWidgetEvent();
-
-    static void Init();
-    static void Term();
-protected:
-    // override to add slots to an event before posting
-    virtual void prepareWidgetEvent(SkEvent*);
-    virtual void onEnabledChange();
-
-    // <event ...> to initialize the event from XML
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node* node);
-
-private:
-    SkEvent fEvent;
-    typedef SkView INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkHasLabelWidget : public SkWidget {
-public:
-    SkHasLabelWidget(uint32_t flags = 0) : SkWidget(flags) {}
-
-    size_t  getLabel(SkString* label = NULL) const;
-    size_t  getLabel(char lable[] = NULL) const;
-    void    setLabel(const SkString&);
-    void    setLabel(const char label[]);
-    void    setLabel(const char label[], size_t len);
-
-protected:
-    // called when the label changes
-    virtual void onLabelChange();
-
-    // overrides
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-
-private:
-    SkString    fLabel;
-    typedef SkWidget INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkButtonWidget : public SkHasLabelWidget {
-public:
-    SkButtonWidget(uint32_t flags = 0) : SkHasLabelWidget(flags), fState(kOff_State) {}
-
-    enum State {
-        kOff_State,     //!< XML: buttonState="off"
-        kOn_State,      //!< XML: buttonState="on"
-        kUnknown_State  //!< XML: buttonState="unknown"
-    };
-    State   getButtonState() const { return fState; }
-    void    setButtonState(State);
-
-protected:
-    /** called when the label changes. default behavior is to inval the widget */
-    virtual void onButtonStateChange();
-
-    // overrides
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-
-private:
-    State   fState;
-    typedef SkHasLabelWidget INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkPushButtonWidget : public SkButtonWidget {
-public:
-    SkPushButtonWidget(uint32_t flags = 0) : SkButtonWidget(flags) {}
-
-protected:
-    bool onEvent(const SkEvent&) override;
-    void onDraw(SkCanvas*) override;
-    Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned modi) override;
-    bool onClick(Click* click) override;
-
-private:
-    typedef SkButtonWidget INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkCheckBoxWidget : public SkButtonWidget {
-public:
-    SkCheckBoxWidget(uint32_t flags = 0);
-
-protected:
-    virtual bool onEvent(const SkEvent&);
-    virtual void onDraw(SkCanvas*);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-
-private:
-    typedef SkButtonWidget INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkStaticTextView : public SkView {
-public:
-            SkStaticTextView(uint32_t flags = 0);
-    virtual ~SkStaticTextView();
-
-    enum Mode {
-        kFixedSize_Mode,
-        kAutoWidth_Mode,
-        kAutoHeight_Mode,
-
-        kModeCount
-    };
-    Mode    getMode() const { return (Mode)fMode; }
-    void    setMode(Mode);
-
-    SkTextBox::SpacingAlign getSpacingAlign() const { return (SkTextBox::SpacingAlign)fSpacingAlign; }
-    void    setSpacingAlign(SkTextBox::SpacingAlign);
-
-    void    getMargin(SkPoint* margin) const;
-    void    setMargin(SkScalar dx, SkScalar dy);
-
-    size_t  getText(SkString* text = NULL) const;
-    size_t  getText(char text[] = NULL) const;
-    void    setText(const SkString&);
-    void    setText(const char text[]);
-    void    setText(const char text[], size_t len);
-
-    void    getPaint(SkPaint*) const;
-    void    setPaint(const SkPaint&);
-
-protected:
-    // overrides
-    virtual void onDraw(SkCanvas*);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-
-private:
-    SkPoint     fMargin;
-    SkString    fText;
-    SkPaint     fPaint;
-    uint8_t     fMode;
-    uint8_t     fSpacingAlign;
-
-    void computeSize();
-
-    typedef SkView INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkBitmapView : public SkView {
-public:
-            SkBitmapView(uint32_t flags = 0);
-    virtual ~SkBitmapView();
-
-    bool    getBitmap(SkBitmap*) const;
-    void    setBitmap(const SkBitmap*, bool viewOwnsPixels);
-    bool    loadBitmapFromFile(const char path[]);
-
-protected:
-    virtual void onDraw(SkCanvas*);
-    virtual void onInflate(const SkDOM&, const SkDOM::Node*);
-
-private:
-    SkBitmap    fBitmap;
-    typedef SkView INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkHasLabelView : public SkView {
-public:
-    void    getLabel(SkString*) const;
-    void    setLabel(const SkString&);
-    void    setLabel(const char label[]);
-
-protected:
-    SkString    fLabel;
-
-    // called when the label changes
-    virtual void onLabelChange();
-
-    // overrides
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkPushButtonView : public SkHasLabelView {
-public:
-    SkPushButtonView(uint32_t flags = 0);
-
-protected:
-    virtual void onDraw(SkCanvas*);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkCheckBoxView : public SkHasLabelView {
-public:
-    SkCheckBoxView(uint32_t flags = 0);
-
-    enum State {
-        kOff_State,
-        kOn_State,
-        kMaybe_State
-    };
-    State   getState() const { return fState; }
-    void    setState(State);
-
-protected:
-    virtual void onDraw(SkCanvas*);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node*);
-
-private:
-    State   fState;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkProgressView : public SkView {
-public:
-    SkProgressView(uint32_t flags = 0);
-    virtual ~SkProgressView();
-
-    uint16_t    getValue() const { return fValue; }
-    uint16_t    getMax() const { return fMax; }
-
-    void    setMax(U16CPU max);
-    void    setValue(U16CPU value);
-
-protected:
-    virtual void onDraw(SkCanvas*);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node* node);
-
-private:
-    uint16_t    fValue, fMax;
-    SkShader*   fOnShader, *fOffShader;
-    SkInterpolator* fInterp;
-    bool fDoInterp;
-
-    typedef SkView INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkListSource : public SkEventSink {
-public:
-    virtual int countRows() = 0;
-    virtual void getRow(int index, SkString* left, SkString* right) = 0;
-    virtual SkEvent* getEvent(int index);
-
-    static SkListSource* CreateFromDir(const char path[], const char suffix[],
-                                        const char targetPrefix[]);
-    static SkListSource* CreateFromDOM(const SkDOM& dom, const SkDOM::Node* node);
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkListView : public SkView {
-public:
-            SkListView(uint32_t flags = 0);
-    virtual ~SkListView();
-
-    SkScalar    getRowHeight() const { return fRowHeight; }
-    void        setRowHeight(SkScalar);
-
-    /** Return the index of the selected row, or -1 if none
-    */
-    int     getSelection() const { return fCurrIndex; }
-    /** Set the index of the selected row, or -1 for none
-    */
-    void    setSelection(int);
-
-    void    moveSelectionUp();
-    void    moveSelectionDown();
-
-    enum Attr {
-        kBG_Attr,
-        kNormalText_Attr,
-        kHiliteText_Attr,
-        kHiliteCell_Attr,
-        kAttrCount
-    };
-    SkPaint&    paint(Attr);
-
-    SkListSource*   getListSource() const { return fSource; }
-    SkListSource*   setListSource(SkListSource*);
-
-#if 0
-    enum Action {
-        kSelectionChange_Action,
-        kSelectionPicked_Action,
-        kActionCount
-    };
-    /** If event is not null, it is retained by the view, and a copy
-        of the event will be posted to its listeners when the specified
-        action occurs. If event is null, then no event will be posted for
-        the specified action.
-    */
-    void    setActionEvent(Action, SkEvent* event);
-#endif
-
-protected:
-    virtual void onDraw(SkCanvas*);
-    virtual void onSizeChange();
-    virtual bool onEvent(const SkEvent&);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node* node);
-
-private:
-    SkPaint         fPaint[kAttrCount];
-    SkListSource*   fSource;
-    SkScalar        fRowHeight;
-    int             fCurrIndex;     // logical index
-    int             fScrollIndex;   // logical index of top-most visible row
-    int             fVisibleRowCount;
-    SkString*       fStrCache;
-
-    void    dirtyStrCache();
-    void    ensureStrCache(int visibleCount);
-
-    int     logicalToVisualIndex(int index) const { return index - fScrollIndex; }
-    void    invalSelection();
-    bool    getRowRect(int index, SkRect*) const;
-    void    ensureSelectionIsVisible();
-
-    typedef SkView INHERITED;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-
-class SkGridView : public SkView {
-public:
-            SkGridView(uint32_t flags = 0);
-    virtual ~SkGridView();
-
-    void    getCellSize(SkPoint*) const;
-    void    setCellSize(SkScalar x, SkScalar y);
-
-    /** Return the index of the selected item, or -1 if none
-    */
-    int     getSelection() const { return fCurrIndex; }
-    /** Set the index of the selected row, or -1 for none
-    */
-    void    setSelection(int);
-
-    void    moveSelectionUp();
-    void    moveSelectionDown();
-
-    enum Attr {
-        kBG_Attr,
-        kHiliteCell_Attr,
-        kAttrCount
-    };
-    SkPaint&    paint(Attr);
-
-    SkListSource*   getListSource() const { return fSource; }
-    SkListSource*   setListSource(SkListSource*);
-
-protected:
-    virtual void onDraw(SkCanvas*);
-    virtual void onSizeChange();
-    virtual bool onEvent(const SkEvent&);
-    virtual void onInflate(const SkDOM& dom, const SkDOM::Node* node);
-
-private:
-    SkView*         fScrollBar;
-    SkPaint         fPaint[kAttrCount];
-    SkListSource*   fSource;
-    int             fCurrIndex;     // logical index
-
-    SkPoint         fCellSize;
-    SkIPoint        fVisibleCount;
-
-    int     logicalToVisualIndex(int index) const { return index; }
-    void    invalSelection();
-    bool    getCellRect(int index, SkRect*) const;
-    void    ensureSelectionIsVisible();
-
-    typedef SkView INHERITED;
-};
-
-#endif