Mercurial > octave
view libgui/src/dialog.cc @ 31241:5ea5fe592a9a
Don't delete labels when reordering of axes children (bug #63117)
* graphics.in.h (children_property::do_set): Avoid using a temporary variable
for new children list. Rephrase error message to be more accurate.
Always return true for clarity.
author | Pantxo Diribarne <pantxo.diribarne@gmail.com> |
---|---|
date | Tue, 27 Sep 2022 23:30:54 +0200 |
parents | 796f54d4ddbf |
children | ad014fc78bd6 c6d54dd31a7e |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2013-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <QFileInfo> #include <QListView> #include <QString> #include <QStringList> #include <QStringListModel> // Could replace most of these with #include <QtGui> #include <QGridLayout> #include <QGroupBox> #include <QHBoxLayout> #include <QLabel> #include <QMessageBox> #include <QPushButton> #include <QVBoxLayout> #include "dialog.h" #include "octave-qobject.h" #include "gui-preferences-global.h" namespace octave { QUIWidgetCreator::QUIWidgetCreator (base_qobject& oct_qobj) : QObject (), m_octave_qobj (oct_qobj), m_dialog_result (-1), m_dialog_button (), m_string_list (), m_list_index (), m_path_name () { connect (this, &QUIWidgetCreator::create_dialog, this, &QUIWidgetCreator::handle_create_dialog); connect (this, &QUIWidgetCreator::create_listview, this, &QUIWidgetCreator::handle_create_listview); connect (this, &QUIWidgetCreator::create_inputlayout, this, &QUIWidgetCreator::handle_create_inputlayout); connect (this, &QUIWidgetCreator::create_filedialog, this, &QUIWidgetCreator::handle_create_filedialog); } QString QUIWidgetCreator::rm_amp (const QString& text) { QString text_wo_amp = text; text_wo_amp.replace (QRegExp ("&(\\w)"), "\\1"); return text_wo_amp; } QString QUIWidgetCreator::message_dialog (const QString& message, const QString& title, const QString& icon, const QStringList& buttons, const QString& defbutton, const QStringList& role) { QMutexLocker autolock (&m_mutex); // Store button text before a window-manager adds accelerators. m_button_list = buttons; // Use the last button in the list as the reject result, i.e., when // no button is pressed such as in the case of the upper right close // tab. if (! buttons.isEmpty ()) m_dialog_button = buttons.last (); QString xicon = icon; if (xicon.isEmpty ()) xicon = "none"; emit create_dialog (message, title, xicon, buttons, defbutton, role); // Wait while the user is responding to message box. wait (); // The GUI has sent a signal and the thread has been awakened. return m_dialog_button; }; QPair<QIntList, int> QUIWidgetCreator::list_dialog (const QStringList& list, const QString& mode, int wd, int ht, const QList<int>& initial, const QString& name, const QStringList& prompt, const QString& ok_string, const QString& cancel_string) { if (list.isEmpty ()) return QPair<QIntList, int> (); QMutexLocker autolock (&m_mutex); emit create_listview (list, mode, wd, ht, initial, name, prompt, ok_string, cancel_string); // Wait while the user is responding to message box. wait (); // The GUI has sent a signal and the thread has been awakened. return QPair<QIntList, int> (m_list_index, m_dialog_result); }; // Create a message dialog with specified string, buttons and // decorative text. QStringList QUIWidgetCreator::input_dialog (const QStringList& prompt, const QString& title, const QFloatList& nr, const QFloatList& nc, const QStringList& defaults) { if (prompt.isEmpty ()) return QStringList (); QMutexLocker autolock (&m_mutex); emit create_inputlayout (prompt, title, nr, nc, defaults); // Wait while the user is responding to message box. wait (); // The GUI has sent a signal and the thread has been awakened. return m_string_list; }; QStringList QUIWidgetCreator::file_dialog (const QStringList& filters, const QString& title, const QString& filename, const QString& dirname, const QString& multimode) { QMutexLocker autolock (&m_mutex); emit create_filedialog (filters, title, filename, dirname, multimode); // Wait while the user is responding to dialog. wait (); // The GUI has sent a signal and the thread has been awakened. // Add all the file dialog results to a string list. QStringList retval; retval << m_string_list << m_path_name << QString::number (m_dialog_result); return retval; } void QUIWidgetCreator::handle_create_dialog (const QString& message, const QString& title, const QString& icon, const QStringList& button, const QString& defbutton, const QStringList& role) { MessageDialog *message_dialog = new MessageDialog (m_octave_qobj, message, title, icon, button, defbutton, role); connect (message_dialog, &MessageDialog::buttonClicked, this, &QUIWidgetCreator::dialog_button_clicked); message_dialog->setAttribute (Qt::WA_DeleteOnClose); message_dialog->show (); } void QUIWidgetCreator::dialog_button_clicked (QAbstractButton *button) { // button is NULL when dialog is closed. if (button) { // Check for a matching button text while ignoring accelerators // because the window manager may have added one in the passed // button. QString text_clean = rm_amp (button->text ()); for (int i = 0; i < m_button_list.count (); i++) { if (rm_amp (m_button_list.at (i)) == text_clean) { // Text w/o extra accelerator. m_dialog_button = m_button_list.at (i); break; } } } // The value should always be 1 for the Octave functions. m_dialog_result = 1; // Wake up Octave process so that it continues. wake_all (); } // Create a list dialog with specified list, initially selected, mode, // view size and decorative text. void QUIWidgetCreator::handle_create_listview (const QStringList& list, const QString& mode, int wd, int ht, const QIntList& initial, const QString& name, const QStringList& prompt, const QString& ok_string, const QString& cancel_string) { ListDialog *list_dialog = new ListDialog (m_octave_qobj, list, mode, wd, ht, initial, name, prompt, ok_string, cancel_string); connect (list_dialog, &ListDialog::finish_selection, this, &QUIWidgetCreator::list_select_finished); list_dialog->setAttribute (Qt::WA_DeleteOnClose); list_dialog->show (); } void QUIWidgetCreator::list_select_finished (const QIntList& selected, int button_pressed) { // Store the value so that builtin functions can retrieve. m_list_index = selected; m_dialog_result = button_pressed; // Wake up Octave process so that it continues. wake_all (); } // Create an input dialog with specified prompts and defaults, title // and row/column size specifications. void QUIWidgetCreator::handle_create_inputlayout (const QStringList& prompt, const QString& title, const QFloatList& nr, const QFloatList& nc, const QStringList& defaults) { InputDialog *input_dialog = new InputDialog (m_octave_qobj, prompt, title, nr, nc, defaults); connect (input_dialog, &InputDialog::finish_input, this, &QUIWidgetCreator::input_finished); input_dialog->setAttribute (Qt::WA_DeleteOnClose); input_dialog->show (); } void QUIWidgetCreator::input_finished (const QStringList& input, int button_pressed) { // Store the value so that builtin functions can retrieve. m_string_list = input; m_dialog_result = button_pressed; // Wake up Octave process so that it continues. wake_all (); } void QUIWidgetCreator::handle_create_filedialog (const QStringList& filters, const QString& title, const QString& filename, const QString& dirname, const QString& multimode) { FileDialog *file_dialog = new FileDialog (m_octave_qobj, filters, title, filename, dirname, multimode); connect (file_dialog, &FileDialog::finish_input, this, &QUIWidgetCreator::filedialog_finished); file_dialog->setAttribute (Qt::WA_DeleteOnClose); file_dialog->show (); } void QUIWidgetCreator::filedialog_finished (const QStringList& files, const QString& path, int filterindex) { // Store the value so that builtin functions can retrieve. m_string_list = files; m_dialog_result = filterindex; m_path_name = path; // Wake up Octave process so that it continues. wake_all (); } MessageDialog::MessageDialog (base_qobject&, const QString& message, const QString& title, const QString& qsicon, const QStringList& qsbutton, const QString& defbutton, const QStringList& role) : QMessageBox (QMessageBox::NoIcon, title.isEmpty () ? " " : title, message) { // Create a NonModal message. setWindowModality (Qt::NonModal); // Interpret the icon string, because enumeration QMessageBox::Icon can't // easily be made to pass through a signal. QMessageBox::Icon eicon = QMessageBox::NoIcon; if (qsicon == "error") eicon = QMessageBox::Critical; else if (qsicon == "warn") eicon = QMessageBox::Warning; else if (qsicon == "help") eicon = QMessageBox::Information; else if (qsicon == "quest") eicon = QMessageBox::Question; setIcon (eicon); int N = (qsbutton.size () < role.size () ? qsbutton.size () : role.size ()); if (N == 0) addButton (QMessageBox::Ok); else { for (int i = 0; i < N; i++) { // Interpret the button role string, because enumeration // QMessageBox::ButtonRole can't be made to pass through a // signal. QString srole = role.at (i); QMessageBox::ButtonRole erole = QMessageBox::InvalidRole; if (srole == "ResetRole") erole = QMessageBox::ResetRole; else if (srole == "YesRole") erole = QMessageBox::YesRole; else if (srole == "NoRole") erole = QMessageBox::NoRole; else if (srole == "RejectRole") erole = QMessageBox::RejectRole; else if (srole == "AcceptRole") erole = QMessageBox::AcceptRole; QPushButton *pbutton = addButton (qsbutton.at (i), erole); if (qsbutton.at (i) == defbutton) setDefaultButton (pbutton); // Make the last button the button pressed when <esc> key activated. if (i == N-1) { // FIXME: Why define and then immediately test value? #define ACTIVE_ESCAPE 1 #if ACTIVE_ESCAPE setEscapeButton (pbutton); #else setEscapeButton (0); #endif #undef ACTIVE_ESCAPE } } } } ListDialog::ListDialog (base_qobject&, const QStringList& list, const QString& mode, int wd, int ht, const QList<int>& initial, const QString& title, const QStringList& prompt, const QString& ok_string, const QString& cancel_string) : QDialog (), m_model (new QStringListModel (list, this)) { QListView *view = new QListView; view->setModel (m_model); if (mode == "single") view->setSelectionMode (QAbstractItemView::SingleSelection); else if (mode == "multiple") view->setSelectionMode (QAbstractItemView::ExtendedSelection); else view->setSelectionMode (QAbstractItemView::NoSelection); selector = view->selectionModel (); int i = 0; for (auto it = initial.begin (); it != initial.end (); it++) { QModelIndex idx = m_model->index (initial.value (i++) - 1, 0, QModelIndex ()); selector->select (idx, QItemSelectionModel::Select); } bool fixed_layout = false; if (wd > 0 && ht > 0) { view->setFixedSize (wd, ht); fixed_layout = true; } view->setEditTriggers (QAbstractItemView::NoEditTriggers); QVBoxLayout *listLayout = new QVBoxLayout; if (! prompt.isEmpty ()) { // For now, assume html-like Rich Text. May be incompatible // with something down the road, but just testing capability. QString prompt_string; for (int j = 0; j < prompt.length (); j++) { if (j > 0) // FIXME: Why define and then immediately test value? #define RICH_TEXT 1 #if RICH_TEXT prompt_string.append ("<br>"); #else prompt_string.append ("\n"); #endif prompt_string.append (prompt.at (j)); } QLabel *plabel = new QLabel (prompt_string); #if RICH_TEXT plabel->setTextFormat (Qt::RichText); #endif #undef RICH_TEXT listLayout->addWidget (plabel); } listLayout->addWidget (view); QPushButton *select_all = new QPushButton (tr ("Select All")); select_all->setVisible (mode == "multiple"); listLayout->addWidget (select_all); QPushButton *buttonOk = new QPushButton (ok_string); QPushButton *buttonCancel = new QPushButton (cancel_string); QHBoxLayout *buttonsLayout = new QHBoxLayout; buttonsLayout->addStretch (1); buttonsLayout->addWidget (buttonOk); buttonsLayout->addWidget (buttonCancel); buttonOk->setDefault (true); QVBoxLayout *mainLayout = new QVBoxLayout; mainLayout->addLayout (listLayout); mainLayout->addSpacing (12); mainLayout->addLayout (buttonsLayout); setLayout (mainLayout); if (fixed_layout) layout ()->setSizeConstraint (QLayout::SetFixedSize); // If empty, make blank rather than use default OS behavior. setWindowTitle (title.isEmpty () ? " " : title); connect (select_all, &QPushButton::clicked, view, &QListView::selectAll); connect (buttonOk, &QPushButton::clicked, this, &ListDialog::buttonOk_clicked); connect (buttonCancel, &QPushButton::clicked, this, &ListDialog::buttonCancel_clicked); connect (view, &QListView::doubleClicked, this, &ListDialog::item_double_clicked); } void ListDialog::buttonOk_clicked (void) { // Store information about what button was pressed so that builtin // functions can retrieve. QModelIndexList selected_index = selector->selectedIndexes (); QIntList selected_int; for (int i = 0; i < selected_index.size (); i++) selected_int << selected_index.at (i).row () + 1; emit finish_selection (selected_int, 1); done (QDialog::Accepted); } void ListDialog::buttonCancel_clicked (void) { // Store information about what button was pressed so that builtin // functions can retrieve. QIntList empty; emit finish_selection (empty, 0); done (QDialog::Rejected); } void ListDialog::reject (void) { buttonCancel_clicked (); } void ListDialog::item_double_clicked (const QModelIndex&) { buttonOk_clicked (); } InputDialog::InputDialog (base_qobject&, const QStringList& prompt, const QString& title, const QFloatList& nr, const QFloatList& nc, const QStringList& defaults) : QDialog () { #define LINE_EDIT_FOLLOWS_PROMPT 0 #if LINE_EDIT_FOLLOWS_PROMPT // Prompt on left followed by input on right. QGridLayout *promptInputLayout = new QGridLayout; #else // Prompt aligned above input. QVBoxLayout *promptInputLayout = new QVBoxLayout; #endif int N_gridrows = prompt.size (); for (int i = 0; i < N_gridrows; i++) { QLabel *label = new QLabel (prompt.at (i)); QLineEdit *line_edit = new QLineEdit (); if (i < defaults.size ()) line_edit->setText (defaults.at (i)); if (i < nr.size () && nr.at (i) > 0) { QSize qsize = line_edit->sizeHint (); int intval = qsize.height () * nr.at (i); line_edit->setFixedHeight (intval); if (i < nc.size () && nc.at (i) > 0) { intval = qsize.height () * nc.at (i) / 2; line_edit->setFixedWidth (intval); } } input_line << line_edit; #if LINE_EDIT_FOLLOWS_PROMPT promptInputLayout->addWidget (label, i + 1, 0); promptInputLayout->addWidget (line_edit, i + 1, 1); #else promptInputLayout->addWidget (label); promptInputLayout->addWidget (line_edit); #endif } #undef LINE_EDIT_FOLLOWS_PROMPT QPushButton *buttonOk = new QPushButton ("OK"); QPushButton *buttonCancel = new QPushButton ("Cancel"); QHBoxLayout *buttonsLayout = new QHBoxLayout; buttonsLayout->addStretch (1); buttonsLayout->addWidget (buttonOk); buttonsLayout->addWidget (buttonCancel); QVBoxLayout *mainLayout = new QVBoxLayout; mainLayout->addLayout (promptInputLayout); mainLayout->addSpacing (12); mainLayout->addLayout (buttonsLayout); setLayout (mainLayout); // If empty, make blank rather than use default OS behavior. setWindowTitle (title.isEmpty () ? " " : title); connect (buttonOk, &QPushButton::clicked, this, &InputDialog::buttonOk_clicked); connect (buttonCancel, &QPushButton::clicked, this, &InputDialog::buttonCancel_clicked); } void InputDialog::buttonOk_clicked (void) { // Store information about what button was pressed so that builtin // functions can retrieve. QStringList string_result; for (int i = 0; i < input_line.size (); i++) string_result << input_line.at (i)->text (); emit finish_input (string_result, 1); done (QDialog::Accepted); } void InputDialog::buttonCancel_clicked (void) { // Store information about what button was pressed so that builtin // functions can retrieve. QStringList empty; emit finish_input (empty, 0); done (QDialog::Rejected); } void InputDialog::reject (void) { buttonCancel_clicked (); } FileDialog::FileDialog (base_qobject& oct_qobj, const QStringList& name_filters, const QString& title, const QString& filename, const QString& dirname, const QString& multimode) : QFileDialog () { // Create a NonModal message. setWindowModality (Qt::NonModal); setWindowTitle (title.isEmpty () ? " " : title); setDirectory (dirname); // FIXME: Remove, if for all common KDE versions (bug #54607) is resolved. resource_manager& rmgr = oct_qobj.get_resource_manager (); gui_settings *settings = rmgr.get_settings (); if (! settings->value (global_use_native_dialogs).toBool ()) setOption(QFileDialog::DontUseNativeDialog); if (multimode == "on") // uigetfile multiselect=on { setFileMode (QFileDialog::ExistingFiles); setAcceptMode (QFileDialog::AcceptOpen); } else if (multimode == "create") // uiputfile { setFileMode (QFileDialog::AnyFile); setAcceptMode (QFileDialog::AcceptSave); setOption (QFileDialog::DontConfirmOverwrite, false); } else if (multimode == "dir") // uigetdir { setFileMode (QFileDialog::Directory); setOption (QFileDialog::ShowDirsOnly, true); setOption (QFileDialog::HideNameFilterDetails, true); setAcceptMode (QFileDialog::AcceptOpen); } else // uigetfile multiselect=off { setFileMode (QFileDialog::ExistingFile); setAcceptMode (QFileDialog::AcceptOpen); } setNameFilters (name_filters); selectFile (filename); connect (this, &FileDialog::accepted, this, &FileDialog::acceptSelection); connect (this, &FileDialog::rejected, this, &FileDialog::rejectSelection); } void FileDialog::rejectSelection (void) { QStringList empty; emit finish_input (empty, "", 0); } void FileDialog::acceptSelection (void) { QStringList string_result; QString path; int idx = 1; string_result = selectedFiles (); if (testOption (QFileDialog::ShowDirsOnly) && string_result.size () > 0) path = string_result[0]; else path = directory ().absolutePath (); // Matlab expects just the filename, whereas the file dialog gave us // full path names, so fix it. for (int i = 0; i < string_result.size (); i++) string_result[i] = QFileInfo (string_result[i]).fileName (); // If not showing only dirs, add end slash for the path component. if (testOption (QFileDialog::ShowDirsOnly) == false) path += '/'; // Convert to native slashes. path = QDir::toNativeSeparators (path); QStringList name_filters = nameFilters (); idx = name_filters.indexOf (selectedNameFilter ()) + 1; // Send the selected info. emit finish_input (string_result, path, idx); } }