Implement color choosing dialog for QTreeViews

Hmm, this shouldn't be so hard. Quite a lot of code for such an easy
thing, but maybe it's just me and I'm over-complicating things...

1 files changed, 66 insertions, 0 deletions

diff --git a/configurationdialog.cpp b/configurationdialog.cpp
index 88e70a4..1d3b605 100644
--- a/configurationdialog.cpp
+++ b/configurationdialog.cpp
@@ -2,10 +2,14 @@
 #include <QLineEdit>
 #include <QLabel>
 #include <QPushButton>
+#include <QCheckBox>
 #include <QTabWidget>
 #include <QSettings>
+#include <QColorDialog>
+#include <QSignalMapper>
 
 #include "configurationdialog.h"
+#include "helper.h"
 
 ConfigurationDialog::ConfigurationDialog(QWidget *parent, Qt::WindowFlags f) : QDialog(parent, f) {
     //database setup
@@ -38,10 +42,44 @@ ConfigurationDialog::ConfigurationDialog(QWidget *parent, Qt::WindowFlags f) : Q
     bLayout->addWidget(cancelB);
     bLayout->addStretch();
 
+    //colors
+    QWidget *colorWidget = new QWidget;
+    QGridLayout *colorGrid = new QGridLayout;
+    colorGrid->setColumnStretch(1, 4);
+    colorGrid->addWidget(new QLabel(tr("Base color")), 0, 0);
+    mBaseColorL = new QLabel;
+    mBaseColorL->setFrameStyle(QFrame::Sunken | QFrame::Panel);
+    mBaseColorL->setScaledContents(true);
+    colorGrid->addWidget(mBaseColorL, 0, 1);
+    QPushButton *baseColorB = new QPushButton;
+    baseColorB->setIcon(QIcon(":/fill-color.png"));
+    colorGrid->addWidget(baseColorB, 0, 2);
+    colorGrid->addWidget(new QLabel(tr("Alt. color")), 1, 0);
+    mAltColorL = new QLabel;
+    mAltColorL->setFrameStyle(QFrame::Sunken | QFrame::Panel);
+    mAltColorL->setScaledContents(true);
+    colorGrid->addWidget(mAltColorL, 1, 1);
+    QPushButton *altColorB = new QPushButton;
+    altColorB->setIcon(QIcon(":/fill-color.png"));
+    colorGrid->addWidget(altColorB, 1, 2);
+    QVBoxLayout *colorL = new QVBoxLayout;
+    colorL->addLayout(colorGrid);
+    colorL->addStretch();
+    colorWidget->setLayout(colorL);
+    mUseAltColors = new QCheckBox(tr("Use alt. row colors"));
+    colorGrid->addWidget(mUseAltColors, 2, 1, 1, 2, Qt::AlignLeft);
+    QSignalMapper *colorMapper = new QSignalMapper(this);
+    colorMapper->setMapping(baseColorB, mBaseColorL);
+    colorMapper->setMapping(altColorB, mAltColorL);
+    connect(baseColorB, SIGNAL(clicked()), colorMapper, SLOT(map()));
+    connect(altColorB, SIGNAL(clicked()), colorMapper, SLOT(map()));
+    connect(colorMapper, SIGNAL(mapped(QWidget*)), this, SLOT(chooseColor(QWidget*)));
+
     //dialog layout
     QVBoxLayout *mainLayout = new QVBoxLayout;
     QTabWidget *tab = new QTabWidget;
     tab->addTab(dbWidget, tr("Database"));
+    tab->addTab(colorWidget, tr("Colors"));
     mainLayout->addWidget(tab);
     mainLayout->addLayout(bLayout);
     readSettings();
@@ -55,12 +93,40 @@ void ConfigurationDialog::accept(){
     s.setValue("dbuser", mDbUser->text());
     s.setValue("dbpass", mDbPass->text());
     s.setValue("dbname", mDbName->text());
+    QColor baseColor = Helper::colorFromLabel(mBaseColorL);
+    s.setValue("basecolor", baseColor);
+    QColor altColor = Helper::colorFromLabel(mAltColorL);
+    s.setValue("altcolor", altColor);
+    s.setValue("usealtcolors", mUseAltColors->isChecked());
     QDialog::accept();
 }
+
+void ConfigurationDialog::chooseColor(QWidget *label){
+    QLabel *curLabel = static_cast<QLabel*>(label);
+    QColor startColor = Helper::colorFromLabel(curLabel);
+    if(!startColor.isValid()){
+        startColor = palette().base().color();
+    }
+    QColor newColor = QColorDialog::getColor(startColor, this);
+    if(newColor.isValid()){
+        QPixmap newPm(curLabel->sizeHint());
+        newPm.fill(newColor);
+        curLabel->setPixmap(newPm);
+    }
+}
+
 void ConfigurationDialog::readSettings(){
     QSettings s;
     mDbHost->setText(s.value("dbhost").toString());
     mDbUser->setText(s.value("dbuser").toString());
     mDbPass->setText(s.value("dbpass").toString());
     mDbName->setText(s.value("dbname").toString());
+    QVariant baseColorV = s.value("basecolor", palette().base().color());
+    QColor baseColor = baseColorV.value<QColor>();
+    Helper::fillLabel(mBaseColorL, baseColor);
+    QVariant altColorV = s.value("altcolor", palette().alternateBase().color());
+    QColor altColor = altColorV.value<QColor>();
+    Helper::fillLabel(mAltColorL, altColor);
+    bool useAltColors = s.value("usealtcolors", false).toBool();
+    mUseAltColors->setChecked(useAltColors);
 }