09d87d9151
* Before, you had to have both, the text view layout item, and the label layout item or else nothing would ever be visible. * Now you can only create the text view item, and it will still work. * Also, no matter the order you added the layout items, they would always put the label on the left, and the control to the right. * You can place the label and text view layout items anywhere now, although you should keep in mind that the view spans over their frame unions; IOW they should always adjacent to each other, but not necessarily horizontally and left to right. * No longer uses a fixed label spacing, but utilizes BControlLook::DefaultLabelSpacing() instead. * However, the spacing is always added to the right of the label, no matter how you place it in the layout. Maybe one wants to add a SetLabelTextViewGap() like method.
144 lines
4.0 KiB
C++
144 lines
4.0 KiB
C++
/*
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* Copyright 2006-2012, Haiku, Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _TEXT_CONTROL_H
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#define _TEXT_CONTROL_H
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#include <Control.h>
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#include <TextView.h>
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class BLayoutItem;
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namespace BPrivate {
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class _BTextInput_;
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}
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class BTextControl : public BControl {
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public:
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BTextControl(BRect frame, const char* name,
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const char* label, const char* initialText,
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BMessage* message,
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uint32 resizeMode
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= B_FOLLOW_LEFT | B_FOLLOW_TOP,
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uint32 flags = B_WILL_DRAW | B_NAVIGABLE);
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BTextControl(const char* name,
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const char* label, const char* initialText,
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BMessage* message,
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uint32 flags = B_WILL_DRAW | B_NAVIGABLE);
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BTextControl(const char* label,
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const char* initialText,
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BMessage* message);
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virtual ~BTextControl();
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BTextControl(BMessage* archive);
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static BArchivable* Instantiate(BMessage* archive);
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virtual status_t Archive(BMessage* archive,
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bool deep = true) const;
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virtual void SetText(const char* text);
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const char* Text() const;
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virtual void SetValue(int32 value);
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virtual status_t Invoke(BMessage* message = NULL);
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BTextView* TextView() const;
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virtual void SetModificationMessage(BMessage* message);
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BMessage* ModificationMessage() const;
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virtual void SetAlignment(alignment label, alignment text);
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void GetAlignment(alignment* _label,
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alignment* _text) const;
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virtual void SetDivider(float position);
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float Divider() const;
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virtual void Draw(BRect updateRect);
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virtual void MouseDown(BPoint where);
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virtual void AttachedToWindow();
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virtual void MakeFocus(bool focus = true);
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virtual void SetEnabled(bool enabled);
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virtual void FrameMoved(BPoint newPosition);
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virtual void FrameResized(float newWidth, float newHeight);
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virtual void WindowActivated(bool active);
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virtual void GetPreferredSize(float* _width,
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float* _height);
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virtual void ResizeToPreferred();
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virtual void MessageReceived(BMessage* message);
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virtual BHandler* ResolveSpecifier(BMessage* message,
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int32 index, BMessage* specifier,
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int32 what, const char* property);
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virtual void MouseUp(BPoint point);
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virtual void MouseMoved(BPoint point, uint32 transit,
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const BMessage* dragMessage);
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virtual void DetachedFromWindow();
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virtual void AllAttached();
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virtual void AllDetached();
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virtual status_t GetSupportedSuites(BMessage* data);
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virtual void SetFlags(uint32 flags);
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virtual BSize MinSize();
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virtual BSize MaxSize();
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virtual BSize PreferredSize();
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BLayoutItem* CreateLabelLayoutItem();
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BLayoutItem* CreateTextViewLayoutItem();
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protected:
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virtual status_t AllArchived(BMessage* into) const;
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virtual status_t AllUnarchived(const BMessage* from);
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virtual void LayoutInvalidated(bool descendants);
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virtual void DoLayout();
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private:
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// FBC padding and forbidden methods
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virtual status_t Perform(perform_code d, void* arg);
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virtual void _ReservedTextControl1();
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virtual void _ReservedTextControl2();
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virtual void _ReservedTextControl3();
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virtual void _ReservedTextControl4();
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BTextControl& operator=(const BTextControl& other);
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private:
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class LabelLayoutItem;
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class TextViewLayoutItem;
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struct LayoutData;
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friend class _BTextInput_;
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friend class LabelLayoutItem;
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friend class TextViewLayoutItem;
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void _CommitValue();
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void _UpdateTextViewColors(bool enabled);
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void _InitData(const char* label,
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const BMessage* archive = NULL);
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void _InitText(const char* initialText,
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const BMessage* archive = NULL);
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void _ValidateLayout();
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void _LayoutTextView();
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void _UpdateFrame();
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void _ValidateLayoutData();
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private:
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BPrivate::_BTextInput_* fText;
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BMessage* fModificationMessage;
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alignment fLabelAlign;
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float fDivider;
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LayoutData* fLayoutData;
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uint32 _reserved[9];
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};
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#endif // _TEXT_CONTROL_H
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