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207 lines
6.2 KiB
207 lines
6.2 KiB
/***************************************************************************
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*
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* Copyright (C) 2005 Elad Lahav (elad_lahav@users.sourceforge.net)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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***************************************************************************/
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#include <tqlayout.h>
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#include <tdelocale.h>
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#include <kiconloader.h>
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#include <kurlrequester.h>
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#include <klineedit.h>
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#include <tqcheckbox.h>
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#include <kcolorbutton.h>
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#include <tdemessagebox.h>
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#include <tdefontrequester.h>
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#include "preferencesdlg.h"
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#include "preffrontend.h"
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#include "prefcolor.h"
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#include "preffont.h"
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#include "prefopt.h"
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#include "kscopeconfig.h"
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#include "cscopefrontend.h"
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#include "ctagsfrontend.h"
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#include "dotfrontend.h"
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/**
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* Class constructor.
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* @param nPage The initial page to show
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* @param pParent The parent widget
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* @param szName The widget's name
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*/
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PreferencesDlg::PreferencesDlg(uint nPage, TQWidget* pParent,
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const char* szName) :
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KDialogBase(IconList, i18n("Preferences"), Default | Ok | Apply | Cancel,
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Ok, pParent, szName, 0)
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{
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TQFrame* pFrame;
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TQVBoxLayout* pLayout;
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// Create and add the "Frontend" page
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pFrame = addPage(i18n("Programmes"),
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i18n("Paths to back-end programmes"),
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TDEGlobal::iconLoader()->loadIcon("system-run", TDEIcon::Panel, 0, false));
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pLayout = new TQVBoxLayout(pFrame, 0, 0);
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m_pPrefFrontend = new PrefFrontend(pFrame);
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pLayout->addWidget(m_pPrefFrontend);
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// Create and add the "Colours" page
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pFrame = addPage(i18n("Colours"), i18n("Window colours"),
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TDEGlobal::iconLoader()->loadIcon("colors", TDEIcon::Panel, 0, false));
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pLayout = new TQVBoxLayout(pFrame, 0, 0);
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m_pPrefColor = new PrefColor(pFrame);
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pLayout->addWidget(m_pPrefColor);
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// Create and add the "Fonts" page
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pFrame = addPage(i18n("Fonts"), i18n("Window fonts"),
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TDEGlobal::iconLoader()->loadIcon("fonts", TDEIcon::Panel, 0, false));
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pLayout = new TQVBoxLayout(pFrame, 0, 0);
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m_pPrefFont = new PrefFont(pFrame);
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pLayout->addWidget(m_pPrefFont);
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// Create and add the "Options" page
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pFrame = addPage(i18n("Options"), i18n("Misc. Options"),
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TDEGlobal::iconLoader()->loadIcon("package_settings",
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TDEIcon::Panel, 0, false));
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pLayout = new TQVBoxLayout(pFrame, 0, 0);
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m_pPrefOpt = new PrefOpt(pFrame);
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pLayout->addWidget(m_pPrefOpt);
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// Make sure the "Apply" button is initially disabled
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enableButtonApply(false);
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// Enable the "Apply" button when a parameter changes its value
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connect(m_pPrefFrontend, TQ_SIGNAL(modified()), this,
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TQ_SLOT(slotModified()));
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connect(m_pPrefColor, TQ_SIGNAL(modified()), this, TQ_SLOT(slotModified()));
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connect(m_pPrefFont, TQ_SIGNAL(modified()), this, TQ_SLOT(slotModified()));
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connect(m_pPrefOpt, TQ_SIGNAL(modified()), this, TQ_SLOT(slotModified()));
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// Set the active page
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showPage(nPage);
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}
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/**
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* Class destructor.
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*/
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PreferencesDlg::~PreferencesDlg()
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{
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}
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/**
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* Updates the dialog's widgets with the current configuration parameters.
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*/
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void PreferencesDlg::loadConfig()
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{
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m_pPrefFrontend->load();
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m_pPrefColor->load();
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m_pPrefFont->load();
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m_pPrefOpt->load();
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}
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/**
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* Sets the configured parameters to the global configuration object.
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* This method is called when either the "OK" or the "Apply" button are
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* clicked. Before the new settings are applied, their values are verified.
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* @return true if the new parameters were applied successfully, false
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* otherwise
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*/
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bool PreferencesDlg::updateConfig()
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{
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// Verify configured paths lead to the executables
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if (!verifyPaths())
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return false;
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// Apply the changes
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m_pPrefFrontend->apply();
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m_pPrefColor->apply();
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m_pPrefFont->apply();
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m_pPrefOpt->apply();
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emit applyPref();
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return true;
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}
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/**
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* Tests whether the paths set for Cscope and Ctags lead to executables.
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* Cscope is verified by a different process.
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*/
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bool PreferencesDlg::verifyPaths()
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{
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return (CtagsFrontend::verify(m_pPrefFrontend->m_pCtagsURL->url()) &&
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DotFrontend::verify(m_pPrefFrontend->m_pDotURL->url()));
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}
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/**
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* Updates the global configuration based on the values given in the
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* preferences dialogue, and then closes the dialogue.
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* This function is called after the user clicks the dialogue's "OK" button.
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*/
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void PreferencesDlg::accept()
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{
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if (updateConfig())
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KDialogBase::accept();
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}
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/**
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* Updates the global configuration based on the values given in the
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* preferences dialogue, leaving the dialogue open.
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* This function is called after the user clicks the dialogue's "Apply"
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* button.
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*/
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void PreferencesDlg::slotApply()
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{
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if (updateConfig())
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enableButtonApply(false);
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}
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/**
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* Resets all configuration parameters to their default values.
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* This slot is called when the user clicks the "Default" button.
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*/
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void PreferencesDlg::slotDefault()
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{
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// Prompt the user before applying default values
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if (KMessageBox::questionYesNo(0, i18n("This would reset all your "
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"configuration settings! Continue?")) == KMessageBox::Yes) {
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// Load the default values
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Config().loadDefault();
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loadConfig();
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// Apply the default values
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slotApply();
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}
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}
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/**
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* Enables the "Apply" button.
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*/
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void PreferencesDlg::slotModified()
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{
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enableButtonApply(true);
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}
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#include "preferencesdlg.moc"
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