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moved history navigation to its own class

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This commit is contained in:
Luis Ángel San Martín 2014-11-17 12:51:41 +01:00
parent ab81cebf92
commit 3b08d75d15
5 changed files with 408 additions and 361 deletions
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582
YACReaderLibrary/YACReaderLibrary.pro
View File

@ -1,290 +1,292 @@
######################################################################
# Automatically generated by qmake (2.01a) dom 12. oct 20:47:48 2008
######################################################################
TEMPLATE = app
TARGET = YACReaderLibrary
DEPENDPATH += .
INCLUDEPATH += .
INCLUDEPATH += ../common \
./server \
./db \
../custom_widgets \
./comic_vine \
./comic_vine/model
DEFINES += SERVER_RELEASE NOMINMAX YACREADER_LIBRARY
win32 {
LIBS += -L../dependencies/poppler/lib -loleaut32 -lole32 -lshell32
isEqual(QT_MAJOR_VERSION, 5) {
LIBS += -lpoppler-qt5
INCLUDEPATH += ../dependencies/poppler/include/qt5
}
else {
LIBS += -lpoppler-qt4
INCLUDEPATH += ../dependencies/poppler/include/qt4
}
#QMAKE_CXXFLAGS_RELEASE += /MP /Ob2 /Oi /Ot /GT /GL
#QMAKE_LFLAGS_RELEASE += /LTCG
CONFIG -= embed_manifest_exe
}
unix:!macx{
isEqual(QT_MAJOR_VERSION, 5) {
INCLUDEPATH += /usr/include/poppler/qt5
LIBS += -L/usr/lib -lpoppler-qt5
}
else {
INCLUDEPATH += /usr/include/poppler/qt4
LIBS += -L/usr/lib -lpoppler-qt4
}
LIBS += -lGLU
}
macx{
#INCLUDEPATH += "/Volumes/Mac OS X Lion/usr/X11/include"
#isEqual(QT_MAJOR_VERSION, 5) {
#INCLUDEPATH += /usr/local/include/poppler/qt5
#LIBS += -L/usr/local/lib -lpoppler-qt5
#}
#else {
#INCLUDEPATH += /usr/local/include/poppler/qt4
#LIBS += -L/usr/local/lib -lpoppler-qt4
#}
#QT += macextras
LIBS += -framework Foundation -framework ApplicationServices -framework AppKit
OBJECTIVE_SOURCES += $$PWD/../common/pdf_comic.mm
HEADERS += $$PWD/../common/pdf_comic.h
CONFIG += objective_c
QT += macextras gui-private
}
unix{
QMAKE_CXXFLAGS += -std=c++11
}
#CONFIG += release
CONFIG -= flat
QT += sql network opengl script
# Input
HEADERS += comic_flow.h \
create_library_dialog.h \
library_creator.h \
library_window.h \
add_library_dialog.h \
rename_library_dialog.h \
properties_dialog.h \
options_dialog.h \
export_library_dialog.h \
import_library_dialog.h \
package_manager.h \
bundle_creator.h \
export_comics_info_dialog.h \
import_comics_info_dialog.h \
server_config_dialog.h \
comic_flow_widget.h \
db_helper.h \
./db/data_base_management.h \
./db/folder_item.h \
./db/folder_model.h \
./db/comic_model.h \
./db/comic_item.h \
../common/comic_db.h \
../common/folder.h \
../common/library_item.h \
../common/comic.h \
../common/bookmarks.h \
../common/pictureflow.h \
../common/custom_widgets.h \
../common/qnaturalsorting.h \
../common/yacreader_flow_gl.h \
../common/yacreader_global.h \
../common/onstart_flow_selection_dialog.h \
no_libraries_widget.h \
import_widget.h \
yacreader_local_server.h \
yacreader_main_toolbar.h \
comics_remover.h \
../common/http_worker.h \
yacreader_libraries.h \
../common/exit_check.h \
comics_view.h \
classic_comics_view.h \
empty_folder_widget.h \
no_search_results_widget.h \
comic_files_manager.h \
db/reading_list_model.h \
db/reading_list_item.h \
yacreader_folders_view.h \
yacreader_reading_lists_view.h \
add_label_dialog.h
SOURCES += comic_flow.cpp \
create_library_dialog.cpp \
library_creator.cpp \
library_window.cpp \
main.cpp \
add_library_dialog.cpp \
rename_library_dialog.cpp \
properties_dialog.cpp \
options_dialog.cpp \
export_library_dialog.cpp \
import_library_dialog.cpp \
package_manager.cpp \
bundle_creator.cpp \
export_comics_info_dialog.cpp \
import_comics_info_dialog.cpp \
server_config_dialog.cpp \
comic_flow_widget.cpp \
db_helper.cpp \
./db/data_base_management.cpp \
./db/folder_item.cpp \
./db/folder_model.cpp \
./db/comic_model.cpp \
./db/comic_item.cpp \
../common/comic_db.cpp \
../common/folder.cpp \
../common/library_item.cpp \
../common/comic.cpp \
../common/bookmarks.cpp \
../common/pictureflow.cpp \
../common/custom_widgets.cpp \
../common/qnaturalsorting.cpp \
../common/yacreader_flow_gl.cpp \
../common/onstart_flow_selection_dialog.cpp \
no_libraries_widget.cpp \
import_widget.cpp \
yacreader_local_server.cpp \
yacreader_main_toolbar.cpp \
comics_remover.cpp \
../common/http_worker.cpp \
../common/yacreader_global.cpp \
yacreader_libraries.cpp \
../common/exit_check.cpp \
comics_view.cpp \
classic_comics_view.cpp \
empty_folder_widget.cpp \
no_search_results_widget.cpp \
comic_files_manager.cpp \
db/reading_list_model.cpp \
db/reading_list_item.cpp \
yacreader_folders_view.cpp \
yacreader_reading_lists_view.cpp \
add_label_dialog.cpp
include(./server/server.pri)
include(../custom_widgets/custom_widgets_yacreaderlibrary.pri)
include(../compressed_archive/wrapper.pri)
include(./comic_vine/comic_vine.pri)
include(../QsLog/QsLog.pri)
include(../shortcuts_management/shortcuts_management.pri)
RESOURCES += images.qrc files.qrc
win32:RESOURCES += images_win.qrc
unix:!macx:RESOURCES += images_win.qrc
macx:RESOURCES += images_osx.qrc
RC_FILE = icon.rc
macx {
ICON = YACReaderLibrary.icns
}
TRANSLATIONS = yacreaderlibrary_es.ts \
yacreaderlibrary_ru.ts \
yacreaderlibrary_pt.ts \
yacreaderlibrary_fr.ts \
yacreaderlibrary_nl.ts \
yacreaderlibrary_tr.ts \
yacreaderlibrary_de.ts \
yacreaderlibrary_source.ts
isEqual(QT_MAJOR_VERSION, 5) {
Release:DESTDIR = ../release5
Debug:DESTDIR = ../debug5
#QML/GridView
QT += quick qml
HEADERS += grid_comics_view.h \
comics_view_transition.h
SOURCES += grid_comics_view.cpp \
comics_view_transition.cpp
RESOURCES += qml.qrc
win32:RESOURCES += qml_win.qrc
unix:!macx:RESOURCES += qml_win.qrc
macx:RESOURCES += qml_osx.qrc
} else {
Release:DESTDIR = ../release
Debug:DESTDIR = ../debug
}
win32 {
!exists(../compressed_archive/lib7zip){
error(You\'ll need 7zip source code to compile YACReader. \
Please check the compressed_archive folder for further instructions.)
}
}
unix {
exists (../compressed_archive/libp7zip) {
message(Found p7zip source code...)
system(patch -d ../compressed_archive -N -p0 -i libp7zip.patch)
} else {
error(You\'ll need 7zip source code to compile YACReader. \
Please check the compressed_archive folder for further instructions.)
}
}
unix:!macx {
#set install prefix if it's empty
isEmpty(PREFIX) {
PREFIX = /usr
}
BINDIR = $$PREFIX/bin
LIBDIR = $$PREFIX/lib
DATADIR = $$PREFIX/share
DEFINES += "LIBDIR=\\\"$$LIBDIR\\\"" "DATADIR=\\\"$$DATADIR\\\"" "BINDIR=\\\"$$BINDIR\\\""
#MAKE INSTALL
INSTALLS += bin icon desktop server translation manpage
bin.path = $$BINDIR
isEmpty(DESTDIR) {
bin.files = YACReaderLibrary
} else {
bin.files = $$DESTDIR/YACReaderLibrary
}
server.path = $$DATADIR/yacreader
server.files = ../release/server
icon.path = $$DATADIR/yacreader
icon.files = ../images/iconLibrary.png ../images/db.png ../images/coversPackage.png
desktop.path = $$DATADIR/applications
desktop.extra = desktop-file-edit --set-icon=$$DATADIR/yacreader/iconLibrary.png $$PWD/../YACReaderLibrary.desktop
desktop.files = ../YACReaderLibrary.desktop
#TODO: icons should be located at /usr/share/icons and have the same basename as their application
translation.path = $$DATADIR/yacreader/languages
translation.files = ../release/languages/yacreaderlibrary_*
manpage.path = $$DATADIR/man/man1
manpage.files = ../YACReaderLibrary.1
}
######################################################################
# Automatically generated by qmake (2.01a) dom 12. oct 20:47:48 2008
######################################################################
TEMPLATE = app
TARGET = YACReaderLibrary
DEPENDPATH += .
INCLUDEPATH += .
INCLUDEPATH += ../common \
./server \
./db \
../custom_widgets \
./comic_vine \
./comic_vine/model
DEFINES += SERVER_RELEASE NOMINMAX YACREADER_LIBRARY
win32 {
LIBS += -L../dependencies/poppler/lib -loleaut32 -lole32 -lshell32
isEqual(QT_MAJOR_VERSION, 5) {
LIBS += -lpoppler-qt5
INCLUDEPATH += ../dependencies/poppler/include/qt5
}
else {
LIBS += -lpoppler-qt4
INCLUDEPATH += ../dependencies/poppler/include/qt4
}
#QMAKE_CXXFLAGS_RELEASE += /MP /Ob2 /Oi /Ot /GT /GL
#QMAKE_LFLAGS_RELEASE += /LTCG
CONFIG -= embed_manifest_exe
}
unix:!macx{
isEqual(QT_MAJOR_VERSION, 5) {
INCLUDEPATH += /usr/include/poppler/qt5
LIBS += -L/usr/lib -lpoppler-qt5
}
else {
INCLUDEPATH += /usr/include/poppler/qt4
LIBS += -L/usr/lib -lpoppler-qt4
}
LIBS += -lGLU
}
macx{
#INCLUDEPATH += "/Volumes/Mac OS X Lion/usr/X11/include"
#isEqual(QT_MAJOR_VERSION, 5) {
#INCLUDEPATH += /usr/local/include/poppler/qt5
#LIBS += -L/usr/local/lib -lpoppler-qt5
#}
#else {
#INCLUDEPATH += /usr/local/include/poppler/qt4
#LIBS += -L/usr/local/lib -lpoppler-qt4
#}
#QT += macextras
LIBS += -framework Foundation -framework ApplicationServices -framework AppKit
OBJECTIVE_SOURCES += $$PWD/../common/pdf_comic.mm
HEADERS += $$PWD/../common/pdf_comic.h
CONFIG += objective_c
QT += macextras gui-private
}
unix{
QMAKE_CXXFLAGS += -std=c++11
}
#CONFIG += release
CONFIG -= flat
QT += sql network opengl script
# Input
HEADERS += comic_flow.h \
create_library_dialog.h \
library_creator.h \
library_window.h \
add_library_dialog.h \
rename_library_dialog.h \
properties_dialog.h \
options_dialog.h \
export_library_dialog.h \
import_library_dialog.h \
package_manager.h \
bundle_creator.h \
export_comics_info_dialog.h \
import_comics_info_dialog.h \
server_config_dialog.h \
comic_flow_widget.h \
db_helper.h \
./db/data_base_management.h \
./db/folder_item.h \
./db/folder_model.h \
./db/comic_model.h \
./db/comic_item.h \
../common/comic_db.h \
../common/folder.h \
../common/library_item.h \
../common/comic.h \
../common/bookmarks.h \
../common/pictureflow.h \
../common/custom_widgets.h \
../common/qnaturalsorting.h \
../common/yacreader_flow_gl.h \
../common/yacreader_global.h \
../common/onstart_flow_selection_dialog.h \
no_libraries_widget.h \
import_widget.h \
yacreader_local_server.h \
yacreader_main_toolbar.h \
comics_remover.h \
../common/http_worker.h \
yacreader_libraries.h \
../common/exit_check.h \
comics_view.h \
classic_comics_view.h \
empty_folder_widget.h \
no_search_results_widget.h \
comic_files_manager.h \
db/reading_list_model.h \
db/reading_list_item.h \
yacreader_folders_view.h \
yacreader_reading_lists_view.h \
add_label_dialog.h \
yacreader_history_controller.h
SOURCES += comic_flow.cpp \
create_library_dialog.cpp \
library_creator.cpp \
library_window.cpp \
main.cpp \
add_library_dialog.cpp \
rename_library_dialog.cpp \
properties_dialog.cpp \
options_dialog.cpp \
export_library_dialog.cpp \
import_library_dialog.cpp \
package_manager.cpp \
bundle_creator.cpp \
export_comics_info_dialog.cpp \
import_comics_info_dialog.cpp \
server_config_dialog.cpp \
comic_flow_widget.cpp \
db_helper.cpp \
./db/data_base_management.cpp \
./db/folder_item.cpp \
./db/folder_model.cpp \
./db/comic_model.cpp \
./db/comic_item.cpp \
../common/comic_db.cpp \
../common/folder.cpp \
../common/library_item.cpp \
../common/comic.cpp \
../common/bookmarks.cpp \
../common/pictureflow.cpp \
../common/custom_widgets.cpp \
../common/qnaturalsorting.cpp \
../common/yacreader_flow_gl.cpp \
../common/onstart_flow_selection_dialog.cpp \
no_libraries_widget.cpp \
import_widget.cpp \
yacreader_local_server.cpp \
yacreader_main_toolbar.cpp \
comics_remover.cpp \
../common/http_worker.cpp \
../common/yacreader_global.cpp \
yacreader_libraries.cpp \
../common/exit_check.cpp \
comics_view.cpp \
classic_comics_view.cpp \
empty_folder_widget.cpp \
no_search_results_widget.cpp \
comic_files_manager.cpp \
db/reading_list_model.cpp \
db/reading_list_item.cpp \
yacreader_folders_view.cpp \
yacreader_reading_lists_view.cpp \
add_label_dialog.cpp \
yacreader_history_controller.cpp
include(./server/server.pri)
include(../custom_widgets/custom_widgets_yacreaderlibrary.pri)
include(../compressed_archive/wrapper.pri)
include(./comic_vine/comic_vine.pri)
include(../QsLog/QsLog.pri)
include(../shortcuts_management/shortcuts_management.pri)
RESOURCES += images.qrc files.qrc
win32:RESOURCES += images_win.qrc
unix:!macx:RESOURCES += images_win.qrc
macx:RESOURCES += images_osx.qrc
RC_FILE = icon.rc
macx {
ICON = YACReaderLibrary.icns
}
TRANSLATIONS = yacreaderlibrary_es.ts \
yacreaderlibrary_ru.ts \
yacreaderlibrary_pt.ts \
yacreaderlibrary_fr.ts \
yacreaderlibrary_nl.ts \
yacreaderlibrary_tr.ts \
yacreaderlibrary_de.ts \
yacreaderlibrary_source.ts
isEqual(QT_MAJOR_VERSION, 5) {
Release:DESTDIR = ../release5
Debug:DESTDIR = ../debug5
#QML/GridView
QT += quick qml
HEADERS += grid_comics_view.h \
comics_view_transition.h
SOURCES += grid_comics_view.cpp \
comics_view_transition.cpp
RESOURCES += qml.qrc
win32:RESOURCES += qml_win.qrc
unix:!macx:RESOURCES += qml_win.qrc
macx:RESOURCES += qml_osx.qrc
} else {
Release:DESTDIR = ../release
Debug:DESTDIR = ../debug
}
win32 {
!exists(../compressed_archive/lib7zip){
error(You\'ll need 7zip source code to compile YACReader. \
Please check the compressed_archive folder for further instructions.)
}
}
unix {
exists (../compressed_archive/libp7zip) {
message(Found p7zip source code...)
system(patch -d ../compressed_archive -N -p0 -i libp7zip.patch)
} else {
error(You\'ll need 7zip source code to compile YACReader. \
Please check the compressed_archive folder for further instructions.)
}
}
unix:!macx {
#set install prefix if it's empty
isEmpty(PREFIX) {
PREFIX = /usr
}
BINDIR = $$PREFIX/bin
LIBDIR = $$PREFIX/lib
DATADIR = $$PREFIX/share
DEFINES += "LIBDIR=\\\"$$LIBDIR\\\"" "DATADIR=\\\"$$DATADIR\\\"" "BINDIR=\\\"$$BINDIR\\\""
#MAKE INSTALL
INSTALLS += bin icon desktop server translation manpage
bin.path = $$BINDIR
isEmpty(DESTDIR) {
bin.files = YACReaderLibrary
} else {
bin.files = $$DESTDIR/YACReaderLibrary
}
server.path = $$DATADIR/yacreader
server.files = ../release/server
icon.path = $$DATADIR/yacreader
icon.files = ../images/iconLibrary.png ../images/db.png ../images/coversPackage.png
desktop.path = $$DATADIR/applications
desktop.extra = desktop-file-edit --set-icon=$$DATADIR/yacreader/iconLibrary.png $$PWD/../YACReaderLibrary.desktop
desktop.files = ../YACReaderLibrary.desktop
#TODO: icons should be located at /usr/share/icons and have the same basename as their application
translation.path = $$DATADIR/yacreader/languages
translation.files = ../release/languages/yacreaderlibrary_*
manpage.path = $$DATADIR/man/man1
manpage.files = ../YACReaderLibrary.1
}

83
YACReaderLibrary/library_window.cpp
View File

@ -77,6 +77,8 @@
#include "yacreader_reading_lists_view.h"
#include "add_label_dialog.h"
#include "yacreader_history_controller.h"
#include "QsLog.h"
#ifdef Q_OS_WIN
@ -116,6 +118,8 @@ void LibraryWindow::setupUI()
settings = new QSettings(YACReader::getSettingsPath()+"/YACReaderLibrary.ini",QSettings::IniFormat); //TODO unificar la creación del fichero de config con el servidor
settings->beginGroup("libraryConfig");
historyController = new YACReaderHistoryController(this);
createActions();
doModels();
@ -1016,8 +1020,14 @@ void LibraryWindow::createMenus()
void LibraryWindow::createConnections()
{
//history navigation
connect(backAction,SIGNAL(triggered()),this,SLOT(backward()));
connect(forwardAction,SIGNAL(triggered()),this,SLOT(forward()));
connect(backAction,SIGNAL(triggered()),historyController,SLOT(backward()));
connect(forwardAction,SIGNAL(triggered()),historyController,SLOT(forward()));
//--
connect(historyController,SIGNAL(enabledBackward(bool)),backAction,SLOT(setEnabled(bool)));
connect(historyController,SIGNAL(enabledForward(bool)),forwardAction,SLOT(setEnabled(bool)));
connect(historyController,SIGNAL(modelIndexSelected(QModelIndex)),this,SLOT(loadCovers(QModelIndex)));
connect(historyController,SIGNAL(modelIndexSelected(QModelIndex)),foldersView,SLOT(setCurrentIndex(QModelIndex)));
connect(foldersView, SIGNAL(clicked(QModelIndex)), historyController, SLOT(updateHistory(QModelIndex)));
//libraryCreator connections
connect(createLibraryDialog,SIGNAL(createLibrary(QString,QString,QString)),this,SLOT(create(QString,QString,QString)));
@ -1065,8 +1075,7 @@ void LibraryWindow::createConnections()
//navigations between view modes (tree,list and flow)
connect(foldersView, SIGNAL(pressed(QModelIndex)), this, SLOT(updateFoldersViewConextMenu(QModelIndex)));
connect(foldersView, SIGNAL(clicked(QModelIndex)), this, SLOT(loadCovers(QModelIndex)));
connect(foldersView, SIGNAL(clicked(QModelIndex)), this, SLOT(updateHistory(QModelIndex)));
connect(foldersView, SIGNAL(clicked(QModelIndex)), this, SLOT(loadCovers(QModelIndex)));
//drops in folders view
connect(foldersView, SIGNAL(copyComicsToFolder(QList<QPair<QString,QString> >,QModelIndex)), this, SLOT(copyAndImportComicsToFolder(QList<QPair<QString,QString> >,QModelIndex)));
@ -1170,11 +1179,7 @@ void LibraryWindow::loadLibrary(const QString & name)
{
if(!libraries.isEmpty()) //si hay bibliotecas...
{
currentFolderNavigation=0;
backAction->setDisabled(true);
forwardAction->setDisabled(true);
history.clear();
history.append(QModelIndex());
historyController->clear();
showRootWidget();
QString path=libraries.getPath(name)+"/.yacreaderlibrary";
@ -1700,7 +1705,7 @@ void LibraryWindow::selectSubfolder(const QModelIndex &mi, int child)
{
QModelIndex dest = foldersModel->index(child,0,mi);
foldersView->setCurrentIndex(dest);
updateHistory(dest);
historyController->updateHistory(dest);
loadCovers(dest);
}
@ -2001,8 +2006,7 @@ void LibraryWindow::setRootIndex()
if(d.exists(path))
{
loadCovers(QModelIndex());
if(history.count()>1)
updateHistory(QModelIndex());
historyController->updateHistory(QModelIndex());
}
else
{
@ -2071,7 +2075,7 @@ void LibraryWindow::setSearchFilter(const YACReader::SearchModifiers modifier, Q
{
QModelIndex mi = foldersModel->indexFromItem(index,column);
foldersView->scrollTo(mi,QAbstractItemView::PositionAtTop);
updateHistory(mi);
historyController->updateHistory(mi);
foldersView->setCurrentIndex(mi);
}
@ -2535,59 +2539,6 @@ void LibraryWindow::showSocial()
socialDialog->setHidden(false);
}*/
void LibraryWindow::backward()
{
if(currentFolderNavigation>0)
{
currentFolderNavigation--;
loadCovers(history.at(currentFolderNavigation));
foldersView->setCurrentIndex(history.at(currentFolderNavigation));
forwardAction->setEnabled(true);
}
if(currentFolderNavigation==0)
{
backAction->setEnabled(false);
}
}
void LibraryWindow::forward()
{
if(currentFolderNavigation<history.count()-1)
{
currentFolderNavigation++;
loadCovers(history.at(currentFolderNavigation));
foldersView->setCurrentIndex(history.at(currentFolderNavigation));
backAction->setEnabled(true);
}
if(currentFolderNavigation==history.count()-1)
{
forwardAction->setEnabled(false);
}
}
void LibraryWindow::updateHistory(const QModelIndex &mi)
{
//remove history from current index
if(!mi.isValid())
return;
int numElementsToRemove = history.count() - (currentFolderNavigation+1);
while(numElementsToRemove>0)
{
numElementsToRemove--;
history.removeLast();
}
if(mi!=history.at(currentFolderNavigation))
{
history.append(mi);
backAction->setEnabled(true);
currentFolderNavigation++;
}
forwardAction->setEnabled(false);
}
void LibraryWindow::updateFoldersViewConextMenu(const QModelIndex &mi)
{
if(!mi.isValid())

7
YACReaderLibrary/library_window.h
View File

@ -64,6 +64,7 @@ class ComicFilesManager;
class QProgressDialog;
class ReadingListModel;
class YACReaderReadingListsView;
class YACReaderHistoryController;
#include "comic_db.h"
@ -265,8 +266,7 @@ private:
QSettings * settings;
//navigation backward and forward
int currentFolderNavigation;
QList<QModelIndex> history;
YACReaderHistoryController * historyController;
bool removeError;
@ -331,9 +331,6 @@ public slots:
QModelIndexList getSelectedComics();
void deleteComics();
//void showSocial();
void backward();
void forward();
void updateHistory(const QModelIndex & mi);
void updateFoldersViewConextMenu(const QModelIndex & mi);
void libraryAlreadyExists(const QString & name);
void importLibraryPackage();

66
YACReaderLibrary/yacreader_history_controller.cpp Normal file
View File

@ -0,0 +1,66 @@
#include "yacreader_history_controller.h"
YACReaderHistoryController::YACReaderHistoryController(QObject *parent) :
QObject(parent)
{
}
void YACReaderHistoryController::clear()
{
currentFolderNavigation = 0;
history.clear();
history.append(QModelIndex()); //root folder is always the first item
emit(enabledBackward(false));
emit(enabledForward(false));
}
void YACReaderHistoryController::backward()
{
if(currentFolderNavigation>0)
{
currentFolderNavigation--;
emit(modelIndexSelected(history.at(currentFolderNavigation)));
emit(enabledForward(true));
}
if(currentFolderNavigation==0)
emit(enabledBackward(false));
}
void YACReaderHistoryController::forward()
{
if(currentFolderNavigation<history.count()-1)
{
currentFolderNavigation++;
emit(modelIndexSelected(history.at(currentFolderNavigation)));
emit(enabledBackward(true));
}
if(currentFolderNavigation==history.count()-1)
emit(enabledForward(false));
}
void YACReaderHistoryController::updateHistory(const QModelIndex &mi)
{
//remove history from current index
if(!mi.isValid() && history.count() == 1)
return;
int numElementsToRemove = history.count() - (currentFolderNavigation+1);
while(numElementsToRemove>0)
{
numElementsToRemove--;
history.removeLast();
}
if(mi!=history.at(currentFolderNavigation))
{
history.append(mi);
emit(enabledBackward(true));
currentFolderNavigation++;
}
emit(enabledForward(false));
}

31
YACReaderLibrary/yacreader_history_controller.h Normal file
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#ifndef YACREADER_HISTORY_CONTROLLER_H
#define YACREADER_HISTORY_CONTROLLER_H
#include <QObject>
#include <QModelIndex>
class YACReaderHistoryController : public QObject
{
Q_OBJECT
public:
explicit YACReaderHistoryController(QObject *parent = 0);
signals:
void enabledForward(bool enabled);
void enabledBackward(bool enabled);
void modelIndexSelected(QModelIndex mi);
public slots:
void clear();
void backward();
void forward();
void updateHistory(const QModelIndex & mi);
protected:
int currentFolderNavigation;
QList<QModelIndex> history;
};
#endif // YACREADER_HISTORY_CONTROLLER_H