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970bb5e19d
* Work around flickering of scrollbars due to GridLayout resizing on odd pixels by disabling the scrollbars while BestFit is active * Also setting minimum column width to work around the issue above. * Avoid updating scrollbar values twice by using a simple boolean lock
263 lines
11 KiB
Python
263 lines
11 KiB
Python
# Copyright 2016 Hardcoded Software (http://www.hardcoded.net)
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#
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# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
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# which should be included with this package. The terms are also available at
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# http://www.gnu.org/licenses/gpl-3.0.html
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from PyQt5.QtCore import Qt, QSize, pyqtSlot, pyqtSignal
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from PyQt5.QtGui import QPixmap, QIcon, QKeySequence
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from PyQt5.QtWidgets import (QLayout, QVBoxLayout, QAbstractItemView, QHBoxLayout,
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QLabel, QSizePolicy, QToolBar, QToolButton, QGridLayout, QStyle, QAction,
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QWidget, QApplication, QSpacerItem )
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from hscommon.trans import trget
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from hscommon import desktop
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from ..details_dialog import DetailsDialog as DetailsDialogBase
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from ..details_table import DetailsTable
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from qtlib.util import createActions
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from qt.pe.image_viewer import (
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QWidgetImageViewer, ScrollAreaImageViewer, GraphicsViewViewer,
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QWidgetController, ScrollAreaController, GraphicsViewController)
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tr = trget("ui")
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class DetailsDialog(DetailsDialogBase):
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def __init__(self, parent, app):
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self.vController = None
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super().__init__(parent, app)
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def setupActions(self):
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# (name, shortcut, icon, desc, func)
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ACTIONS = [
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(
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"actionZoomIn",
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QKeySequence.ZoomIn,
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"zoom-in",
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tr("Increase zoom"),
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self.zoomIn,
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),
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(
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"actionZoomOut",
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QKeySequence.ZoomOut,
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"zoom-out",
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tr("Decrease zoom"),
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self.zoomOut,
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),
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(
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"actionNormalSize",
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QKeySequence.Refresh,
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"zoom-original",
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tr("Normal size"),
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self.zoomNormalSize,
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),
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(
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"actionBestFit",
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tr("Ctrl+p"),
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"zoom-best-fit",
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tr("Best fit"),
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self.zoomBestFit,
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)
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]
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createActions(ACTIONS, self)
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def _setupUi(self):
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self.setupActions()
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self.setWindowTitle(tr("Details"))
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self.resize(502, 295)
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self.setMinimumSize(QSize(250, 250))
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self.verticalLayout = QVBoxLayout(self)
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self.verticalLayout.setSpacing(0)
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self.verticalLayout.setContentsMargins(0, 0, 0, 0)
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# self.horizontalLayout = QHBoxLayout()
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self.horizontalLayout = QGridLayout()
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# Minimum width for the toolbar in the middle:
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self.horizontalLayout.setColumnMinimumWidth(1, 30)
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self.horizontalLayout.setColumnStretch(0,1)
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self.horizontalLayout.setColumnStretch(1,0)
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self.horizontalLayout.setColumnStretch(2,1)
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# self.horizontalLayout.setColumnStretch(3,0)
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self.horizontalLayout.setSpacing(2)
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self.selectedImageViewer = ScrollAreaImageViewer(self, "selectedImage")
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# self.selectedImage = QLabel(self)
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# sizePolicy = QSizePolicy(QSizePolicy.Ignored, QSizePolicy.Ignored)
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# sizePolicy.setHorizontalStretch(0)
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# sizePolicy.setVerticalStretch(0)
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# sizePolicy.setHeightForWidth(
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# self.selectedImage.sizePolicy().hasHeightForWidth()
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# )
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# self.selectedImage.setSizePolicy(sizePolicy)
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# self.selectedImage.setScaledContents(False)
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# self.selectedImage.setAlignment(Qt.AlignCenter)
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# # self.horizontalLayout.addWidget(self.selectedImage)
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self.horizontalLayout.addWidget(self.selectedImageViewer, 0, 0, 3, 1)
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# self.horizontalLayout.addItem(QSpacerItem(5,0, QSizePolicy.Minimum),
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# 1, 3, 1, 1, Qt.Alignment(Qt.AlignRight))
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self.verticalToolBar = QToolBar(self)
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self.verticalToolBar.setOrientation(Qt.Orientation(Qt.Vertical))
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# self.subVLayout = QVBoxLayout(self)
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# self.subVLayout.addWidget(self.verticalToolBar)
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# self.horizontalLayout.addLayout(self.subVLayout)
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self.buttonImgSwap = QToolButton(self.verticalToolBar)
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self.buttonImgSwap.setToolButtonStyle(Qt.ToolButtonIconOnly)
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self.buttonImgSwap.setIcon(QIcon.fromTheme('view-refresh', \
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self.style().standardIcon(QStyle.SP_BrowserReload)))
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self.buttonImgSwap.setText('Swap images')
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self.buttonImgSwap.setToolTip('Swap images')
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self.buttonImgSwap.pressed.connect(self.swapImages)
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self.buttonImgSwap.released.connect(self.swapImages)
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self.buttonZoomIn = QToolButton(self.verticalToolBar)
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self.buttonZoomIn.setToolButtonStyle(Qt.ToolButtonIconOnly)
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self.buttonZoomIn.setDefaultAction(self.actionZoomIn)
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self.buttonZoomIn.setText('ZoomIn')
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self.buttonZoomIn.setIcon(QIcon.fromTheme('zoom-in'))
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self.buttonZoomOut = QToolButton(self.verticalToolBar)
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self.buttonZoomOut.setToolButtonStyle(Qt.ToolButtonIconOnly)
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self.buttonZoomOut.setDefaultAction(self.actionZoomOut)
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self.buttonZoomOut.setText('ZoomOut')
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self.buttonZoomOut.setIcon(QIcon.fromTheme('zoom-out'))
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self.buttonZoomOut.setEnabled(False)
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self.buttonNormalSize = QToolButton(self.verticalToolBar)
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self.buttonNormalSize.setToolButtonStyle(Qt.ToolButtonIconOnly)
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self.buttonNormalSize.setDefaultAction(self.actionNormalSize)
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self.buttonNormalSize.setText('Normal Size')
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self.buttonNormalSize.setIcon(QIcon.fromTheme('zoom-original'))
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self.buttonNormalSize.setEnabled(True)
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self.buttonBestFit = QToolButton(self.verticalToolBar)
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self.buttonBestFit.setToolButtonStyle(Qt.ToolButtonIconOnly)
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self.buttonBestFit.setDefaultAction(self.actionBestFit)
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self.buttonBestFit.setText('BestFit')
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self.buttonBestFit.setIcon(QIcon.fromTheme('zoom-best-fit'))
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self.buttonBestFit.setEnabled(False)
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self.verticalToolBar.addWidget(self.buttonImgSwap)
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self.verticalToolBar.addWidget(self.buttonZoomIn)
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self.verticalToolBar.addWidget(self.buttonZoomOut)
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self.verticalToolBar.addWidget(self.buttonNormalSize)
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self.verticalToolBar.addWidget(self.buttonBestFit)
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self.horizontalLayout.addWidget(self.verticalToolBar, 1, 1, 1, 1, Qt.AlignCenter)
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# self.horizontalLayout.addWidget(self.verticalToolBar, Qt.AlignVCenter)
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self.referenceImageViewer = ScrollAreaImageViewer(self, "referenceImage")
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# self.referenceImage = QLabel(self)
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# sizePolicy = QSizePolicy(QSizePolicy.Ignored, QSizePolicy.Ignored)
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# sizePolicy.setHorizontalStretch(0)
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# sizePolicy.setVerticalStretch(0)
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# sizePolicy.setHeightForWidth(
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# self.referenceImage.sizePolicy().hasHeightForWidth()
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# )
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# self.referenceImageViewer.setSizePolicy(sizePolicy)
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# self.referenceImageViewer.setAlignment(Qt.AlignCenter)
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self.horizontalLayout.addWidget(self.referenceImageViewer, 0, 2, 3, 1)
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# self.horizontalLayout.addWidget(self.referenceImageViewer)
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self.verticalLayout.addLayout(self.horizontalLayout)
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self.tableView = DetailsTable(self)
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sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
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sizePolicy.setHorizontalStretch(0)
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sizePolicy.setVerticalStretch(0)
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sizePolicy.setHeightForWidth(self.tableView.sizePolicy().hasHeightForWidth())
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self.tableView.setSizePolicy(sizePolicy)
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self.tableView.setMinimumSize(QSize(0, 188))
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self.tableView.setMaximumSize(QSize(16777215, 190))
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self.tableView.setAlternatingRowColors(True)
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self.tableView.setSelectionBehavior(QAbstractItemView.SelectRows)
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self.tableView.setShowGrid(False)
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self.verticalLayout.addWidget(self.tableView)
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self.tableView.hide()
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self.buttonImgSwap.setEnabled(False)
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self.buttonZoomIn.setEnabled(False)
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self.buttonZoomOut.setEnabled(False)
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self.buttonNormalSize.setEnabled(False)
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self.buttonBestFit.setEnabled(False)
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# We use different types of controller depending on the
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# underlying widgets we use to display images
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# because their interface methods might differ
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if isinstance(self.selectedImageViewer, QWidgetImageViewer):
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self.vController = QWidgetController(
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self.selectedImageViewer,
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self.referenceImageViewer,
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self)
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elif isinstance(self.selectedImageViewer, ScrollAreaImageViewer):
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self.vController = ScrollAreaController(
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self.selectedImageViewer,
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self.referenceImageViewer,
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self)
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elif isinstance(self.selectedImageViewer, GraphicsViewViewer):
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self.vController = GraphicsViewController(
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self.selectedImageViewer,
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self.referenceImageViewer,
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self)
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def _update(self):
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if not self.app.model.selected_dupes:
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# No item from the model, disable and clear everything.
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self.vController.clear_all()
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return
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dupe = self.app.model.selected_dupes[0]
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group = self.app.model.results.get_group_of_duplicate(dupe)
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ref = group.ref
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if self.vController is None:
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return
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self.vController.update(ref, dupe)
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# --- Override
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def resizeEvent(self, event):
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# HACK referenceViewer might be 1 pixel shorter in width
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# due to dynamic resizing in the GridLayout's engine
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# Couldn't find a way to ensure both viewers have the exact same size
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# at all time without using resize().
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self.horizontalLayout.setColumnMinimumWidth(
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0, self.selectedImageViewer.size().width())
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self.horizontalLayout.setColumnMinimumWidth(
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2, self.selectedImageViewer.size().width())
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if self.vController is None or not self.vController.bestFit:
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return
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# Only update the scaled down pixmaps
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self.vController._updateImages()
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def show(self):
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DetailsDialogBase.show(self)
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self._update()
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# model --> view
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def refresh(self):
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DetailsDialogBase.refresh(self)
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if self.isVisible():
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self._update()
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# ImageViewers
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@pyqtSlot()
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def swapImages(self):
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self.vController.swapPixmaps()
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# swap the columns in the details table as well
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self.tableView.horizontalHeader().swapSections(1, 2)
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@pyqtSlot()
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def zoomIn(self):
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self.vController.scaleImagesBy(1.25)
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@pyqtSlot()
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def zoomOut(self):
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self.vController.scaleImagesBy(0.8)
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@pyqtSlot()
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def zoomBestFit(self):
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self.vController.ScaleToBestFit()
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@pyqtSlot()
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def zoomNormalSize(self):
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self.vController.zoomNormalSize()
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