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[Qt] Add option to increase/decrease font size in the console window

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This commit is contained in:
Jonas Schnelli
2016-01-22 18:00:36 +01:00
parent fc08994000
commit 3a3a927325
7 changed files with 178 additions and 45 deletions
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59
src/qt/rpcconsole.cpp
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@@ -27,6 +27,7 @@
#include <QKeyEvent>
#include <QMenu>
#include <QScrollBar>
#include <QSettings>
#include <QSignalMapper>
#include <QThread>
#include <QTime>
@@ -41,9 +42,9 @@
// TODO: receive errors and debug messages through ClientModel
const int CONSOLE_HISTORY = 50;
const QSize ICON_SIZE(24, 24);
const int INITIAL_TRAFFIC_GRAPH_MINS = 30;
const QSize FONT_RANGE(4, 40);
const char fontSizeSettingsKey[] = "consoleFontSize";
const struct {
const char *url;
@@ -245,7 +246,8 @@ RPCConsole::RPCConsole(const PlatformStyle *platformStyle, QWidget *parent) :
cachedNodeid(-1),
platformStyle(platformStyle),
peersTableContextMenu(0),
banTableContextMenu(0)
banTableContextMenu(0),
consoleFontSize(0)
{
ui->setupUi(this);
GUIUtil::restoreWindowGeometry("nRPCConsoleWindow", this->size(), this);
@@ -254,12 +256,16 @@ RPCConsole::RPCConsole(const PlatformStyle *platformStyle, QWidget *parent) :
ui->openDebugLogfileButton->setIcon(platformStyle->SingleColorIcon(":/icons/export"));
}
ui->clearButton->setIcon(platformStyle->SingleColorIcon(":/icons/remove"));
ui->fontBiggerButton->setIcon(platformStyle->SingleColorIcon(":/icons/fontbigger"));
ui->fontSmallerButton->setIcon(platformStyle->SingleColorIcon(":/icons/fontsmaller"));
// Install event filter for up and down arrow
ui->lineEdit->installEventFilter(this);
ui->messagesWidget->installEventFilter(this);
connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(clear()));
connect(ui->fontBiggerButton, SIGNAL(clicked()), this, SLOT(fontBigger()));
connect(ui->fontSmallerButton, SIGNAL(clicked()), this, SLOT(fontSmaller()));
connect(ui->btnClearTrafficGraph, SIGNAL(clicked()), ui->trafficGraph, SLOT(clear()));
// set library version labels
@@ -288,6 +294,8 @@ RPCConsole::RPCConsole(const PlatformStyle *platformStyle, QWidget *parent) :
ui->detailWidget->hide();
ui->peerHeading->setText(tr("Select a peer to view detailed information."));
QSettings settings;
consoleFontSize = settings.value(fontSizeSettingsKey, QFontInfo(QFont()).pointSize()).toInt();
clear();
}
@@ -453,6 +461,39 @@ static QString categoryClass(int category)
}
}
void RPCConsole::fontBigger()
{
setFontSize(consoleFontSize+1);
}
void RPCConsole::fontSmaller()
{
setFontSize(consoleFontSize-1);
}
void RPCConsole::setFontSize(int newSize)
{
QSettings settings;
//don't allow a insane font size
if (newSize < FONT_RANGE.width() || newSize > FONT_RANGE.height())
return;
// temp. store the console content
QString str = ui->messagesWidget->toHtml();
// replace font tags size in current content
str.replace(QString("font-size:%1pt").arg(consoleFontSize), QString("font-size:%1pt").arg(newSize));
// store the new font size
consoleFontSize = newSize;
settings.setValue(fontSizeSettingsKey, consoleFontSize);
// clear console (reset icon sizes, default stylesheet) and re-add the content
clear();
ui->messagesWidget->setHtml(str);
}
void RPCConsole::clear()
{
ui->messagesWidget->clear();
@@ -468,26 +509,20 @@ void RPCConsole::clear()
ui->messagesWidget->document()->addResource(
QTextDocument::ImageResource,
QUrl(ICON_MAPPING[i].url),
platformStyle->SingleColorImage(ICON_MAPPING[i].source).scaled(ICON_SIZE, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
platformStyle->SingleColorImage(ICON_MAPPING[i].source).scaled(QSize(consoleFontSize*2, consoleFontSize*2), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
}
// Set default style sheet
QFontInfo fixedFontInfo(GUIUtil::fixedPitchFont());
// Try to make fixed font adequately large on different OS
#ifdef WIN32
QString ptSize = QString("%1pt").arg(QFontInfo(QFont()).pointSize() * 10 / 8);
#else
QString ptSize = QString("%1pt").arg(QFontInfo(QFont()).pointSize() * 8.5 / 9);
#endif
ui->messagesWidget->document()->setDefaultStyleSheet(
QString(
"table { }"
"td.time { color: #808080; padding-top: 3px; } "
"td.time { color: #808080; font-size: %2; padding-top: 3px; } "
"td.message { font-family: %1; font-size: %2; white-space:pre-wrap; } "
"td.cmd-request { color: #006060; } "
"td.cmd-error { color: red; } "
"b { color: #006060; } "
).arg(fixedFontInfo.family(), ptSize)
).arg(fixedFontInfo.family(), QString("%1pt").arg(consoleFontSize))
);
message(CMD_REPLY, (tr("Welcome to the Bitcoin Core RPC console.") + "<br>" +