qscrollview.3qt

Linux下的基于X11的图形开发环境。

'\" t
.TH QScrollView 3qt "9 December 2002" "Trolltech AS" \" -*- nroff -*-
.\" Copyright 1992-2001 Trolltech AS.  All rights reserved.  See the
.\" license file included in the distribution for a complete license
.\" statement.
.\"
.ad l
.nh
.SH NAME
QScrollView \- Scrolling area with on-demand scroll bars
.SH SYNOPSIS
\fC#include <qscrollview.h>\fR
.PP
Inherits QFrame.
.PP
Inherited by QCanvasView, QTable, QGridView, QIconView, QListBox, QListView, and QTextEdit.
.PP
.SS "Public Members"
.in +1c
.ti -1c
.BI "\fBQScrollView\fR ( QWidget * parent = 0, const char * name = 0, WFlags f = 0 )"
.br
.ti -1c
.BI "\fB~QScrollView\fR ()"
.br
.ti -1c
.BI "enum \fBResizePolicy\fR { Default, Manual, AutoOne, AutoOneFit }"
.br
.ti -1c
.BI "virtual void \fBsetResizePolicy\fR ( ResizePolicy )"
.br
.ti -1c
.BI "ResizePolicy \fBresizePolicy\fR () const"
.br
.ti -1c
.BI "void \fBremoveChild\fR ( QWidget * child )"
.br
.ti -1c
.BI "virtual void \fBaddChild\fR ( QWidget * child, int x = 0, int y = 0 )"
.br
.ti -1c
.BI "virtual void \fBmoveChild\fR ( QWidget * child, int x, int y )"
.br
.ti -1c
.BI "int \fBchildX\fR ( QWidget * child )"
.br
.ti -1c
.BI "int \fBchildY\fR ( QWidget * child )"
.br
.ti -1c
.BI "bool childIsVisible ( QWidget * child )  \fI(obsolete)\fR"
.br
.ti -1c
.BI "void showChild ( QWidget * child, bool y = TRUE )  \fI(obsolete)\fR"
.br
.ti -1c
.BI "enum \fBScrollBarMode\fR { Auto, AlwaysOff, AlwaysOn }"
.br
.ti -1c
.BI "ScrollBarMode \fBvScrollBarMode\fR () const"
.br
.ti -1c
.BI "virtual void \fBsetVScrollBarMode\fR ( ScrollBarMode )"
.br
.ti -1c
.BI "ScrollBarMode \fBhScrollBarMode\fR () const"
.br
.ti -1c
.BI "virtual void \fBsetHScrollBarMode\fR ( ScrollBarMode )"
.br
.ti -1c
.BI "QWidget * \fBcornerWidget\fR () const"
.br
.ti -1c
.BI "virtual void \fBsetCornerWidget\fR ( QWidget * corner )"
.br
.ti -1c
.BI "QScrollBar * \fBhorizontalScrollBar\fR () const"
.br
.ti -1c
.BI "QScrollBar * \fBverticalScrollBar\fR () const"
.br
.ti -1c
.BI "QWidget * \fBviewport\fR () const"
.br
.ti -1c
.BI "QWidget * \fBclipper\fR () const"
.br
.ti -1c
.BI "int \fBvisibleWidth\fR () const"
.br
.ti -1c
.BI "int \fBvisibleHeight\fR () const"
.br
.ti -1c
.BI "int \fBcontentsWidth\fR () const"
.br
.ti -1c
.BI "int \fBcontentsHeight\fR () const"
.br
.ti -1c
.BI "int \fBcontentsX\fR () const"
.br
.ti -1c
.BI "int \fBcontentsY\fR () const"
.br
.ti -1c
.BI "void \fBupdateContents\fR ( int x, int y, int w, int h )"
.br
.ti -1c
.BI "void \fBupdateContents\fR ( const QRect & r )"
.br
.ti -1c
.BI "void \fBupdateContents\fR ()"
.br
.ti -1c
.BI "void \fBrepaintContents\fR ( int x, int y, int w, int h, bool erase = TRUE )"
.br
.ti -1c
.BI "void \fBrepaintContents\fR ( const QRect & r, bool erase = TRUE )"
.br
.ti -1c
.BI "void \fBrepaintContents\fR ( bool erase = TRUE )"
.br
.ti -1c
.BI "void \fBcontentsToViewport\fR ( int x, int y, int & vx, int & vy ) const"
.br
.ti -1c
.BI "void \fBviewportToContents\fR ( int vx, int vy, int & x, int & y ) const"
.br
.ti -1c
.BI "QPoint \fBcontentsToViewport\fR ( const QPoint & p ) const"
.br
.ti -1c
.BI "QPoint \fBviewportToContents\fR ( const QPoint & vp ) const"
.br
.ti -1c
.BI "void \fBenableClipper\fR ( bool y )"
.br
.ti -1c
.BI "void \fBsetStaticBackground\fR ( bool y )"
.br
.ti -1c
.BI "bool \fBhasStaticBackground\fR () const"
.br
.ti -1c
.BI "QSize \fBviewportSize\fR ( int x, int y ) const"
.br
.ti -1c
.BI "bool \fBisHorizontalSliderPressed\fR ()"
.br
.ti -1c
.BI "bool \fBisVerticalSliderPressed\fR ()"
.br
.ti -1c
.BI "virtual void \fBsetDragAutoScroll\fR ( bool b )"
.br
.ti -1c
.BI "bool \fBdragAutoScroll\fR () const"
.br
.in -1c
.SS "Public Slots"
.in +1c
.ti -1c
.BI "virtual void \fBresizeContents\fR ( int w, int h )"
.br
.ti -1c
.BI "void \fBscrollBy\fR ( int dx, int dy )"
.br
.ti -1c
.BI "virtual void \fBsetContentsPos\fR ( int x, int y )"
.br
.ti -1c
.BI "void \fBensureVisible\fR ( int x, int y )"
.br
.ti -1c
.BI "void \fBensureVisible\fR ( int x, int y, int xmargin, int ymargin )"
.br
.ti -1c
.BI "void \fBcenter\fR ( int x, int y )"
.br
.ti -1c
.BI "void \fBcenter\fR ( int x, int y, float xmargin, float ymargin )"
.br
.ti -1c
.BI "void \fBupdateScrollBars\fR ()"
.br
.in -1c
.SS "Signals"
.in +1c
.ti -1c
.BI "void \fBcontentsMoving\fR ( int x, int y )"
.br
.ti -1c
.BI "void \fBhorizontalSliderPressed\fR ()"
.br
.ti -1c
.BI "void \fBhorizontalSliderReleased\fR ()"
.br
.ti -1c
.BI "void \fBverticalSliderPressed\fR ()"
.br
.ti -1c
.BI "void \fBverticalSliderReleased\fR ()"
.br
.in -1c
.SS "Properties"
.in +1c
.ti -1c
.BI "int \fBcontentsHeight\fR - the height of the contents area  \fI(read " "only" ")\fR"
.br
.ti -1c
.BI "int \fBcontentsWidth\fR - the width of the contents area  \fI(read " "only" ")\fR"
.br
.ti -1c
.BI "int \fBcontentsX\fR - the X coordinate of the contents that are at the left edge of the viewport  \fI(read " "only" ")\fR"
.br
.ti -1c
.BI "int \fBcontentsY\fR - the Y coordinate of the contents that are at the top edge of the viewport  \fI(read " "only" ")\fR"
.br
.ti -1c
.BI "bool \fBdragAutoScroll\fR - whether autoscrolling in drag move events is enabled"
.br
.ti -1c
.BI "ScrollBarMode \fBhScrollBarMode\fR - the mode for the horizontal scroll bar"
.br
.ti -1c
.BI "ResizePolicy \fBresizePolicy\fR - the resize policy"
.br
.ti -1c
.BI "ScrollBarMode \fBvScrollBarMode\fR - the mode for the vertical scroll bar"
.br
.ti -1c
.BI "int \fBvisibleHeight\fR - the vertical amount of the content that is visible  \fI(read " "only" ")\fR"
.br
.ti -1c
.BI "int \fBvisibleWidth\fR - the horizontal amount of the content that is visible  \fI(read " "only" ")\fR"
.br
.in -1c
.SS "Protected Members"
.in +1c
.ti -1c
.BI "virtual void \fBdrawContents\fR ( QPainter * p, int clipx, int clipy, int clipw, int cliph )"
.br
.ti -1c
.BI "virtual void \fBdrawContentsOffset\fR ( QPainter * p, int offsetx, int offsety, int clipx, int clipy, int clipw, int cliph )"
.br
.ti -1c
.BI "virtual void \fBcontentsMousePressEvent\fR ( QMouseEvent * e )"
.br
.ti -1c
.BI "virtual void \fBcontentsMouseReleaseEvent\fR ( QMouseEvent * e )"
.br
.ti -1c
.BI "virtual void \fBcontentsMouseDoubleClickEvent\fR ( QMouseEvent * e )"
.br
.ti -1c
.BI "virtual void \fBcontentsMouseMoveEvent\fR ( QMouseEvent * e )"
.br
.ti -1c
.BI "virtual void \fBcontentsDragEnterEvent\fR ( QDragEnterEvent * )"
.br
.ti -1c
.BI "virtual void \fBcontentsDragMoveEvent\fR ( QDragMoveEvent * )"
.br
.ti -1c
.BI "virtual void \fBcontentsDragLeaveEvent\fR ( QDragLeaveEvent * )"
.br
.ti -1c
.BI "virtual void \fBcontentsDropEvent\fR ( QDropEvent * )"
.br
.ti -1c
.BI "virtual void \fBcontentsWheelEvent\fR ( QWheelEvent * e )"
.br
.ti -1c
.BI "virtual void \fBcontentsContextMenuEvent\fR ( QContextMenuEvent * e )"
.br
.ti -1c
.BI "virtual void \fBviewportPaintEvent\fR ( QPaintEvent * pe )"
.br
.ti -1c
.BI "virtual void \fBviewportResizeEvent\fR ( QResizeEvent * )"
.br
.ti -1c
.BI "virtual void \fBsetMargins\fR ( int left, int top, int right, int bottom )"
.br
.ti -1c
.BI "int \fBleftMargin\fR () const"
.br
.ti -1c
.BI "int \fBtopMargin\fR () const"
.br
.ti -1c
.BI "int \fBrightMargin\fR () const"
.br
.ti -1c
.BI "int \fBbottomMargin\fR () const"
.br
.ti -1c
.BI "virtual void \fBsetHBarGeometry\fR ( QScrollBar & hbar, int x, int y, int w, int h )"
.br
.ti -1c