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MainWindow Class Reference

The MainWindow class implements Grisu's main window. More...

Inheritance diagram for MainWindow:

List of all members.

Public Slots
void	slotLoad ()
	Opens a file.
void	slotSave ()
	Saves the currently displayed structure.
void	showStructureSlot ()
	Shows the current data as a structure.
void	showTreeSlot ()
	Shows the current data as a tree.
void	doubleKlickSlot (int)
	Handles double clicks.
void	deleteDataSlot ()
	Deletes the currently selected data package.
void	deleteAllDataSlot (void)
	Deletes all data packages.
void	closeAllSlot ()
	Closes all data windows.
void	viewIsClosing (ViewCanvas *view)
	This slot is called when a view window closes.
void	optionsSlot ()
	Displays the "Structure Spacing" dialog.
void	compareStructuresSlot ()
	Currently not used.
void	compareTreesSlot ()
	Currently not used.
void	optionChangedSlot ()
	Called when an option was changed.
void	toggleAutoExpandSlot (void)
	Turns the "autoexpand reentrancies" option on or off.
void	toggleFitSlot (void)
	Turns the "windows fit structure size" option on or off.
void	toggleHighlightSlot (void)
	Turns the "highlight structures" option on or off.
void	toggleAutoOpenSlot (void)
	Turns the "automatically open windows" option on or off.
void	changeNormalColorSlot ()
	Displays the color selector dialog for the element.
void	changeTypeColorSlot ()
	Displays the color selector dialog for the element.
void	changeTextColorSlot ()
	Displays the color selector dialog for the element.
void	changeErrorColorSlot ()
	Displays the color selector dialog for the element.
void	changeBackgroundColorSlot ()
	Displays the color selector dialog for the element.
void	changeTreeColorSlot ()
	Displays the color selector dialog for the element.
void	changeTreeLineColorSlot ()
	Displays the color selector dialog for the element.
void	changeLeafColorSlot ()
	Displays the color selector dialog for the element.
void	changeArcLabelColorSlot ()
	Displays the color selector dialog for the element.
void	changeArcLabelBgColorSlot ()
	Displays the color selector dialog for the element.
void	changeHiddenColorSlot ()
	Displays the color selector dialog for the element.
void	changeMarkerColorSlot ()
	Displays the color selector dialog for the element.
void	changeFoundColorSlot ()
	Displays the color selector dialog for the element.
void	changeDifferentNodesColorSlot ()
	Displays the color selector dialog for the element.
void	changeNormalFontSlot ()
	Displays the font selector dialog for the element.
void	changeTypeFontSlot ()
	Displays the font selector dialog for the element.
void	changeTextFontSlot ()
	Displays the font selector dialog for the element.
void	changeErrorFontSlot ()
	Displays the font selector dialog for the element.
void	changeTreeFontSlot ()
	Displays the font selector dialog for the element.
void	changeLeafFontSlot ()
	Displays the font selector dialog for the element.
void	changeArcLabelFontSlot ()
	Displays the font selector dialog for the element.
void	listSelectionChangedSlot ()
	Called when the selection in the list of available data packages changed.
void	closeEvent (QCloseEvent *ev)
	Called when the main window closes.
void	aboutGrisuSlot (void)
	Displays the "About Grisu" dialog.
void	aboutKDESlot (void)
	Displays the "About KDE" dialog.
void	previousStructureSlot (ViewCanvas *replace)
	Replaces the currently displayed structure or tree with the next data package in the list.
void	nextStructureSlot (ViewCanvas *replace)
	Replaces the currently displayed structure or tree with the previous data package in the list.
void	connectionStateSlot (unsigned char status, char *hostname, int port)
	Called when the status of the socket connection has changed.
Signals
void	changeColorSignal (int, QWidget *)
	Emitted when the user wants to change a color.
void	changeFontSignal (int)
	Emitted when the user wants to change a font.
void	optionChangedSignal ()
	Emitted when the user changed an option.
Public Member Functions
	MainWindow (QWidget *parent=0, const char *name=0)
	Initializes the main window.
	~MainWindow ()
	Deletes the instance and all its data members and closes the socket connection.
void	updateListBox ()
	Updates the list box.
ViewCanvas *	newViewWindow (Document *d, int what, int x=-1, int y=-1, int w=400, int h=400)
	Opens a new view window for the given document.
void	loadDataFile (const char *fileName)
	Loads a GRISU data file and creates a new view window, if the user chose to automatically open view windows.
virtual void	processData (GBuffer *buffer)
	This method is called by the data exchange manager when new data has arrived.
Protected Attributes
KMenuBar *	mainMenu
	Pointer to the main menu.
QPopupMenu *	fileMenu
	Pointer to the File menu.
QPopupMenu *	dataMenu
	Pointer to the Data menu.
QPopupMenu *	helpMenu
	Pointer to the help (Info) menu.
QPopupMenu *	optionMenu
	Pointer to the Options menu.
QPopupMenu *	windowMenu
	Pointer to the Window menu.
QPopupMenu *	colorMenu
	Pointer to the Options|Colors menu.
QPopupMenu *	fontMenu
	Pointer to the Options|Font menu.
KStatusBar *	statusBar
	Pointer to the status bar.
KToolBar *	mainToolBar
	Pointer to the toolbar.
QListBox *	listBox
	The listbox widget that displays the list of data packages.
Private Member Functions
void	compareStructuresOrTrees (int what)
	Compares two structures or trees.
void	deleteData (bool selOnly)
	Deletes all data and closes associated views, if necessary.
Private Attributes
Q_OBJECT QList< ViewCanvas > *	views
	The list of open view windows (instances of ViewCanvas).
bool	closingAll
	This is set to true while executing a "Close All Views" command.
char	hostname [500]
	The name of the host Grisu is running on.
int	port
	The port number which is used for the socket connection.

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Detailed Description

The MainWindow class implements Grisu's main window.

All user interactions with the main window are handled in this class.

Author:

Holger Wunsch

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Constructor & Destructor Documentation

MainWindow::MainWindow (  QWidget *  parent = 0, const char *  name = 0 )

Initializes the main window. Creates the menu and the toolbar, connects menu and toolbar items to slots and initializes the socket connection by calling MainWindow#initializeSocket. Parameters: parent  the parent widget name  the window name (appears in the title bar)

MainWindow::~MainWindow (   )

Deletes the instance and all its data members and closes the socket connection.

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Member Function Documentation

void MainWindow::aboutGrisuSlot (  void   )  [slot]

Displays the "About Grisu" dialog.

void MainWindow::aboutKDESlot (  void   )  [slot]

Displays the "About KDE" dialog.

void MainWindow::changeArcLabelBgColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeArcLabelColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeArcLabelFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::changeBackgroundColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeColorSignal (  int  , QWidget *  )  [signal]

Emitted when the user wants to change a color.

void MainWindow::changeDifferentNodesColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeErrorColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeErrorFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::changeFontSignal (  int   )  [signal]

Emitted when the user wants to change a font.

void MainWindow::changeFoundColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeHiddenColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeLeafColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeLeafFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::changeMarkerColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeNormalColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeNormalFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::changeTextColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeTextFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::changeTreeColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeTreeFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::changeTreeLineColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeTypeColorSlot (   )  [slot]

Displays the color selector dialog for the element.

void MainWindow::changeTypeFontSlot (   )  [slot]

Displays the font selector dialog for the element.

void MainWindow::closeAllSlot (   )  [slot]

Closes all data windows.

void MainWindow::closeEvent (  QCloseEvent *  ev  )  [slot]

Called when the main window closes.

void MainWindow::compareStructuresOrTrees (  int  what  )  [private]

Compares two structures or trees. Warning: The built-in structure comparison algorithm is currently incomplete. See comapre.cpp.

void MainWindow::compareStructuresSlot (   )  [slot]

Currently not used.

void MainWindow::compareTreesSlot (   )  [slot]

Currently not used.

void MainWindow::connectionStateSlot (  unsigned char  status, char *  hostname, int  port )  [slot]

Called when the status of the socket connection has changed. Parameters: status  the new connection status (a GDE_STATUS_xxxx constant, see GDataExchange) hostname  the name of the host Grisu is running on port  the number of the port used in the connection.

void MainWindow::deleteAllDataSlot (  void   )  [slot]

Deletes all data packages.

void MainWindow::deleteData (  bool  selOnly  )  [private]

Deletes all data and closes associated views, if necessary. Parameters: selOnly  If selOnly is true, only selected items in the data list will be deleted, otherwise all items will be deleted.

void MainWindow::deleteDataSlot (   )  [slot]

Deletes the currently selected data package.

void MainWindow::doubleKlickSlot (  int   )  [slot]

Handles double clicks.

void MainWindow::listSelectionChangedSlot (   )  [slot]

Called when the selection in the list of available data packages changed.

void MainWindow::loadDataFile (  const char *  fileName  )

Loads a GRISU data file and creates a new view window, if the user chose to automatically open view windows. Parameters: fileName  the name of the data file.

ViewCanvas * MainWindow::newViewWindow (  Document *  d, int  what, int  x = -1, int  y = -1, int  w = 400, int  h = 400 )

Opens a new view window for the given document. Parameters: d  the document to be shown what  The way how the data should be displayed, either as a structure (DRAW_STRUC), or as a tree (DRAW_TREE). x  the X coordinate of the window y  the Y coordinate of the window w  the width of the window h  the height of the window Returns: a pointer to the new view window widget.

void MainWindow::nextStructureSlot (  ViewCanvas *  replace  )  [slot]

Replaces the currently displayed structure or tree with the previous data package in the list. Parameters: replace  the ViewCanvas that displays the data to be replaced.

void MainWindow::optionChangedSignal (   )  [signal]

Emitted when the user changed an option.

void MainWindow::optionChangedSlot (   )  [slot]

Called when an option was changed.

void MainWindow::optionsSlot (   )  [slot]

Displays the "Structure Spacing" dialog.

void MainWindow::previousStructureSlot (  ViewCanvas *  replace  )  [slot]

Replaces the currently displayed structure or tree with the next data package in the list. Parameters: replace  the ViewCanvas that displays the data to be replaced.

void MainWindow::processData (  GBuffer *  buffer  )  [virtual]

This method is called by the data exchange manager when new data has arrived. Implements GDataReader.

void MainWindow::showStructureSlot (   )  [slot]

Shows the current data as a structure.

void MainWindow::showTreeSlot (   )  [slot]

Shows the current data as a tree.

void MainWindow::slotLoad (   )  [slot]

Opens a file.

void MainWindow::slotSave (   )  [slot]

Saves the currently displayed structure.

void MainWindow::toggleAutoExpandSlot (  void   )  [slot]

Turns the "autoexpand reentrancies" option on or off.

void MainWindow::toggleAutoOpenSlot (  void   )  [slot]

Turns the "automatically open windows" option on or off.

void MainWindow::toggleFitSlot (  void   )  [slot]

Turns the "windows fit structure size" option on or off.

void MainWindow::toggleHighlightSlot (  void   )  [slot]

Turns the "highlight structures" option on or off.

void MainWindow::updateListBox (   )

Updates the list box.

void MainWindow::viewIsClosing (  ViewCanvas *  view  )  [slot]

This slot is called when a view window closes. Parameters: view  a pointer to the closing view. No operations should be carried out on this pointer.

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Member Data Documentation

bool MainWindow::closingAll [private]

This is set to true while executing a "Close All Views" command.

QPopupMenu* MainWindow::colorMenu [protected]

Pointer to the Options|Colors menu.

QPopupMenu* MainWindow::dataMenu [protected]

Pointer to the Data menu.

QPopupMenu* MainWindow::fileMenu [protected]

Pointer to the File menu.

QPopupMenu* MainWindow::fontMenu [protected]

Pointer to the Options|Font menu.

QPopupMenu* MainWindow::helpMenu [protected]

Pointer to the help (Info) menu.

char MainWindow::hostname[500] [private]

The name of the host Grisu is running on.

QListBox* MainWindow::listBox [protected]

The listbox widget that displays the list of data packages.

KMenuBar* MainWindow::mainMenu [protected]

Pointer to the main menu.

KToolBar* MainWindow::mainToolBar [protected]

Pointer to the toolbar.

QPopupMenu* MainWindow::optionMenu [protected]

Pointer to the Options menu.

int MainWindow::port [private]

The port number which is used for the socket connection.

KStatusBar* MainWindow::statusBar [protected]

Pointer to the status bar.

Q_OBJECT QList<ViewCanvas>* MainWindow::views [private]

The list of open view windows (instances of ViewCanvas).

QPopupMenu* MainWindow::windowMenu [protected]

Pointer to the Window menu.

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