Add a few basic settings items.

Yes I stole qmp's settings design and silently relicensed the
(largely identical) code. But who in the world cares, plus I'm the
author of qmp anyway.

1 files changed, 170 insertions, 0 deletions

diff --git a/qdeduper/preferencedialog.cpp b/qdeduper/preferencedialog.cpp
new file mode 100644
index 0000000..6851634
--- /dev/null
+++ b/qdeduper/preferencedialog.cpp
@@ -0,0 +1,170 @@
+#include <QLabel>
+#include <QTabWidget>
+#include <QGridLayout>
+#include <QSpinBox>
+#include <QDoubleSpinBox>
+#include <QDialogButtonBox>
+#include <QCheckBox>
+#include <QVBoxLayout>
+
+#include "preferencedialog.hpp"
+#include "settings.hpp"
+
+PreferenceDialog::PreferenceDialog(SettingsRegistry *sr, QWidget *parent) : QDialog(parent)
+{
+    this->sr = sr;
+    tw = new QTabWidget(this);
+    bb = new QDialogButtonBox(QDialogButtonBox::StandardButton::Ok | QDialogButtonBox::StandardButton::Cancel, this);
+    this->setWindowTitle("Preferences");
+    QVBoxLayout *l = new QVBoxLayout();
+    this->setLayout(l);
+    l->addWidget(tw);
+    l->addWidget(bb);
+    QObject::connect(bb, &QDialogButtonBox::accepted, this, &PreferenceDialog::accept);
+    QObject::connect(bb, &QDialogButtonBox::rejected, this, &PreferenceDialog::reject);
+    setup_widgets();
+}
+
+void PreferenceDialog::open()
+{
+    load_widget_status();
+    QDialog::open();
+}
+
+void PreferenceDialog::accept()
+{
+    save_widget_status();
+    QDialog::accept();
+}
+
+void PreferenceDialog::setup_widgets()
+{
+    for (auto &i : sr->tabs)
+    {
+        QWidget *container = new QWidget();
+        QGridLayout *l = new QGridLayout(container);
+        tw->addTab(container, i);
+        tabs.push_back(l);
+    }
+    for (auto &k : sr->klist)
+    {
+        auto &p = sr->smap[k];
+        QWidget *w = nullptr;
+        QGridLayout *l = p.tab < tabs.size() ? tabs[p.tab] : nullptr;
+        if (!l) continue;
+        switch (p.type)
+        {
+            case SettingsItem::ParameterType::_int:
+            {
+                QSpinBox *sb = new QSpinBox();
+                sb->setMinimum(p.min.value<int>());
+                sb->setMaximum(p.max.value<int>());
+                w = sb;
+            }
+            break;
+            case SettingsItem::ParameterType::_bool:
+            {
+                QCheckBox *cb = new QCheckBox(p.desc);
+                w = cb;
+            }
+            break;
+            case SettingsItem::ParameterType::_double:
+            {
+                QDoubleSpinBox *sb = new QDoubleSpinBox();
+                sb->setMinimum(p.min.value<double>());
+                sb->setMaximum(p.max.value<double>());
+                sb->setSingleStep((sb->maximum() - sb->minimum()) / 100.);
+                w = sb;
+            }
+            break;
+            case SettingsItem::ParameterType::_keyseq:
+            break;
+            default:
+            break;
+        }
+        if (!w) continue;
+        p.w = w;
+        if (p.type == SettingsItem::ParameterType::_bool)
+        {
+            l->addWidget(w, l->rowCount(), 0, 1, 2);
+        }
+        else
+        {
+            QLabel *lb = new QLabel(p.desc);
+            lb->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+            int r = l->rowCount();
+            l->addWidget(lb, r, 0);
+            l->addWidget(w, r, 1);
+        }
+    }
+}
+
+void PreferenceDialog::load_widget_status()
+{
+    for (auto &k : sr->klist)
+    {
+        auto &p = sr->smap[k];
+        QWidget *w = p.w;
+        switch (p.type)
+        {
+            case SettingsItem::ParameterType::_int:
+            {
+                QSpinBox *sb = qobject_cast<QSpinBox*>(w);
+                if (!sb) continue;
+                sb->setValue(sr->get_option_int(p.key));
+            }
+            break;
+            case SettingsItem::ParameterType::_bool:
+            {
+                QCheckBox *cb = qobject_cast<QCheckBox*>(w);
+                cb->setChecked(sr->get_option_bool(p.key));
+            }
+            break;
+            case SettingsItem::ParameterType::_double:
+            {
+                QDoubleSpinBox *sb = qobject_cast<QDoubleSpinBox*>(w);
+                sb->setValue(sr->get_option_double(p.key));
+            }
+            break;
+            case SettingsItem::ParameterType::_keyseq:
+            break;
+            default:
+            break;
+        }
+    }
+}
+
+void PreferenceDialog::save_widget_status()
+{
+    for (auto &k : sr->klist)
+    {
+        auto &p = sr->smap[k];
+        QWidget *w = p.w;
+        switch (p.type)
+        {
+            case SettingsItem::ParameterType::_int:
+            {
+                QSpinBox *sb = qobject_cast<QSpinBox*>(w);
+                if (!sb) continue;
+                sr->set_option_int(p.key, sb->value());
+            }
+            break;
+            case SettingsItem::ParameterType::_bool:
+            {
+                QCheckBox *cb = qobject_cast<QCheckBox*>(w);
+                sr->set_option_bool(p.key, cb->isChecked());
+            }
+            break;
+            case SettingsItem::ParameterType::_double:
+            {
+                QDoubleSpinBox *sb = qobject_cast<QDoubleSpinBox*>(w);
+                sr->set_option_double(p.key, sb->value());
+            }
+            break;
+            case SettingsItem::ParameterType::_keyseq:
+            break;
+            default:
+            break;
+        }
+    }
+}