class KMessageBox

Easy message dialog box. More...

Definition#include <kmessagebox.h>
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Detailed Description

Easy message dialog box.

Provides convenience functions for some i18n'ed standard dialogs.

enum { Ok = 1, Cancel = 2, Yes = 3, No = 4, Continue = 5 }

Button types.

int  questionYesNo (QWidget *parent, const QString &text, const QString &caption = QString::null, const QString &buttonYes = QString::null, const QString &buttonNo = QString::null, bool notify=true)

questionYesNo

[static]

Display a simple "question" dialog.

To be used for questions like "Do you have a printer?"

The default button is "Yes". Pressing "Esc" selects "No".

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Question").
buttonYesThe text for the first button. The default is i18n("&Yes").
buttonNoThe text for the second button. The default is i18n("&No").
notifyEmit a KNotify event.

Returns: 'Yes' is returned if the Yes-button is pressed. 'No' is returned if the No-button is pressed.

int  questionYesNoList (QWidget *parent, const QString &text, const QStringList &strlist, const QString &caption = QString::null, const QString &buttonYes = QString::null, const QString &buttonNo = QString::null, bool notify=true)

questionYesNoList

[static]

Display a "question" dialog with a listbox to show information to the user

To be used for questions like "Do you really want to delete these files?" And show the user exactly which files are going to be deleted in case he presses "Yes"

The default button is "Yes". Pressing "Esc" selects "No".

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
strlistList of strings to be written in the listbox. If the list is empty, it doesn't show any listbox, working as questionYesNo.
captionMessage box title. The application name is added to the title. The default title is i18n("Question").
buttonYesThe text for the first button. The default is i18n("&Yes").
buttonNoThe text for the second button. The default is i18n("&No").
notifyEmit a KNotify event.

Returns: 'Yes' is returned if the Yes-button is pressed. 'No' is returned if the No-button is pressed.

int  warningYesNo (QWidget *parent, const QString &text, const QString &caption = QString::null, const QString &buttonYes = QString::null, const QString &buttonNo = QString::null, bool notify=true)

warningYesNo

[static]

Display a "warning" dialog.

To be used for questions "Shall I update your configuration?" The text should explain the implication of both options.

The default button is "No". Pressing "Esc" selects "No".

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Warning").
buttonYesThe text for the first button. The default is i18n("&Yes").
buttonNoThe text for the second button. The default is i18n("&No").
notifyEmit a KNotify event.

Returns: Yes is returned if the Yes-button is pressed. No is returned if the No-button is pressed.

int  warningContinueCancel (QWidget *parent, const QString &text, const QString &caption, const QString &buttonContinue, const QString &dontAskAgainName, bool notify)

warningContinueCancel

[static]

Display a "warning" dialog.

The second button always has the text "Cancel".

To be used for questions like "You are about to Print. Are you sure?" the continueButton should then be labeled "Print".

The default button is buttonContinue. Pressing "Esc" selects "Cancel".

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Warning").
buttonContinueThe text for the first button.
dontAskAgainNameIf provided, a checkbox is added with which further confirmation can be turned off. The string is used to lookup and store the setting in the applications config file.
notifyEmit a KNotify event.

Returns: Continue is returned if the Continue-button is pressed. Cancel is returned if the Cancel-button is pressed.

int  warningContinueCancel (QWidget *parent, const QString &text, const QString &caption, const QString &buttonContinue, bool notify=true)

warningContinueCancel

[static]

Provided for binary compatibility

int  warningContinueCancelList (QWidget *parent, const QString &text, const QStringList &strlist, const QString &caption, const QString &buttonContinue, const QString &dontAskAgainName=QString::null, bool notify=true)

warningContinueCancelList

[static]

Display a "warning" dialog with a listbox to show information to the user.

The second button always has the text "Cancel".

To be used for questions like "You are about to Print. Are you sure?" the continueButton should then be labeled "Print".

The default button is buttonContinue. Pressing "Esc" selects "Cancel".

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
strlistList of strings to be written in the listbox. If the list is empty, it doesn't show any listbox, working as warningContinueCancel.
captionMessage box title. The application name is added to the title. The default title is i18n("Warning").
buttonContinueThe text for the first button.
dontAskAgainNameIf provided, a checkbox is added with which further confirmation can be turned off. The string is used to lookup and store the setting in the applications config file. The setting is stored in the "Notification Messages" group.
notifyEmit a KNotify event.

Returns: Continue is returned if the Continue-button is pressed. Cancel is returned if the Cancel-button is pressed.

int  warningYesNoCancel (QWidget *parent, const QString &text, const QString &caption = QString::null, const QString &buttonYes = QString::null, const QString &buttonNo = QString::null, bool notify=true)

warningYesNoCancel

[static]

Display a Yes/No/Cancel "warning" dialog.

To be used for questions "Do you want to save your changes?" The text should explain the implication of choosing 'No'.

The default button is "Yes". Pressing "Esc" selects "Cancel"

NOTE: The cancel button will always have the i18n'ed text '&Cancel'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Warning").
buttonYesThe text for the first button. The default is i18n("&Yes").
buttonNoThe text for the second button. The default is i18n("&No").
dontAskAgainNameIf provided, a checkbox is added with which further questions can be turned off. If turned off all questions will be automatically answered with the last answer (either Yes or No). The string is used to lookup and store the setting in the applications config file.
notifyEmit a KNotify event.

Returns: Yes is returned if the Yes-button is pressed. No is returned if the No-button is pressed. Cancel is retunred if the Cancel- button is pressed.

int  warningYesNoCancel (QWidget *parent, const QString &text, const QString &caption, const QString &buttonYes, const QString &buttonNo, const QString &dontAskAgainName, bool notify=true)

warningYesNoCancel

[static]

void  error (QWidget *parent, const QString &text, const QString &caption = QString::null, bool notify=true)

error

[static]

Display an "Error" dialog.

Your program messed up and now it's time to inform the user. To be used for important things like "Sorry, I deleted your hard disk."

If your program detects the action specified by the user is somehow not allowed, this should never be reported with error(). Use sorry() instead to explain to the user that this action is not allowed.

The default button is "&OK". Pressing "Esc" selects the OK-button.

NOTE: The OK button will always have the i18n'ed text '&OK'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Error").
notifyEmit a KNotify event.

void  detailedError (QWidget *parent, const QString &text, const QString &details, const QString &caption = QString::null, bool notify=true)

detailedError

[static]

Displays an "Error" dialog with a "Details >>" button.

Your program messed up and now it's time to inform the user. To be used for important things like "Sorry, I deleted your hard disk."

The details message can conatin additional information about the problem and can be shown on request to advanced/interested users.

If your program detects the action specified by the user is somehow not allowed, this should never be reported with error(). Use sorry() instead to explain to the user that this action is not allowed.

The default button is "&OK". Pressing "Esc" selects the OK-button.

NOTE: The OK button will always have the i18n'ed text '&OK'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
detailsDetailed message string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Error").
notifyEmit a KNotify event.

void  sorry (QWidget *parent, const QString &text, const QString &caption = QString::null, bool notify=true)

sorry

[static]

Display an "Sorry" dialog.

Either your program messed up and asks for understanding or your user did something stupid.

To be used for small problems like "Sorry, I can't find the file you specified."

The default button is "&OK". Pressing "Esc" selects the OK-button.

NOTE: The ok button will always have the i18n'ed text '&OK'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Sorry").
notifyEmit a KNotify event.

void  detailedSorry (QWidget *parent, const QString &text, const QString &details, const QString &caption = QString::null, bool notify=true)

detailedSorry

[static]

Displays a "Sorry" dialog with a "Details >>" button.

Either your program messed up and asks for understanding or your user did something stupid.

To be used for small problems like "Sorry, I can't find the file you specified."

And then details can contain something like "foobar.txt was not found in any of the following directories: /usr/bin,/usr/local/bin,/usr/sbin"

The default button is "&OK". Pressing "Esc" selects the OK-button.

NOTE: The ok button will always have the i18n'ed text '&OK'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
detailsDetailed message string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Sorry").
notifyEmit a KNotify event.

void  information (QWidget *parent, const QString &text, const QString &caption = QString::null, const QString &dontShowAgainName = QString::null, bool notify=true)

information

[static]

Display an "Information" dialog.

Your program wants to tell the user something. To be used for things like: "Your bookmarks have been rearranged."

The default button is "&OK". Pressing "Esc" selects the OK-button.

NOTE: The OK button will always have the i18n'ed text '&OK'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("Information").
dontShowAgainNameIf provided, a checkbox is added with which further notifications can be turned off. The string is used to lookup and store the setting in the applications config file. The setting is stored in the "Notification Messages" group.
notifyEmit a KNotify event.

void  enableAllMessages ()

enableAllMessages

[static]

Enable all messages which have been turned off with the dontShowAgainName feature of the information dialog.

void  about (QWidget *parent, const QString& text, const QString& caption = QString::null, bool notify=true)

about

[static]

Display an "About" dialog.

Your program wants to show some general information about the application like the authors's names and email addresses.

The default button is "&OK".

NOTE: The ok button will always have the i18n'ed text '&OK'.

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent.
textMessage string. May contain newlines.
captionMessage box title. The application name is added to the title. The default title is i18n("About ").
notifyEmit a KNotify event.

enum { QuestionYesNo = 1, WarningYesNo = 2, WarningContinueCancel = 3, WarningYesNoCancel = 4, Information = 5, Sorry = 7, Error = 8 }

int  messageBox ( QWidget *parent, int type, const QString &text, const QString &caption = QString::null, const QString &buttonYes = QString::null, const QString &buttonNo = QString::null )

messageBox

[static]

Alternate method to show a messagebox:

Parameters:
parentIf parent is 0, then the message box becomes an application-global modal dialog box. If parent is a widget, the message box becomes modal relative to parent. * @param type type of message box: QuestionYesNo, WarningYesNo, WarningContinueCancel...
textMessage string. May contain newlines.
captionMessage box title.
buttonYesThe text for the first button. The default is i18n("&Yes").
buttonNoThe text for the second button. The default is i18n("&No"). Note: for ContinueCancel, buttonYes is the continue button and buttonNo is unused. and for Information, none is used.

Returns: a button code, as defined in KMessageBox, or 0 on communication error.

void  queuedMessageBox ( QWidget *parent, int type, const QString &text, const QString &caption = QString::null )

queuedMessageBox

[static]