forked from openlp/openlp
Clean up PreviewWidget interface a little more.
This commit is contained in:
Patrick Zimmermann
parent
25db18d34c
commit
2b9a13ff97
@ -51,9 +51,16 @@ class ListPreviewWidget(QtGui.QTableWidget):
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self.setAlternatingRowColors(True)
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def resizeEvent(self, QResizeEvent):
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"""
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Overloaded method from QTableWidget. Will recalculate the layout.
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"""
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self.__recalculate_layout()
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def __recalculate_layout(self):
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"""
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Recalculates the layout of the table widget. It will set height and width
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of the table cells. QTableWidget does not adapt the cells to the widget size at all.
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"""
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self.setColumnWidth(0, self.viewport().width())
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if self.service_item:
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# Sort out songs, bibles, etc.
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@ -66,21 +73,18 @@ class ListPreviewWidget(QtGui.QTableWidget):
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height = self.viewport().width() / self.screen_ratio
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self.setRowHeight(framenumber, height)
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#width = self.main_window.controlSplitter.sizes()[self.split]
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def screen_size_changed(self, screen_ratio):
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"""
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To be called whenever the live screen size changes.
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Because this makes a layout recalculation necessary.
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"""
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self.screen_ratio = screen_ratio
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self.__recalculate_layout()
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def set_active(self, active):
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if active:
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self.show()
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else:
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self.hide()
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def replace_service_manager_item(self, service_item, width, slideno):
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def replace_service_manager_item(self, service_item, width, slide):
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"""
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Loads a ServiceItem into the system from ServiceManager
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Display the slide number passed
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Replaces the current preview items with the ones in service_item.
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Displays the given slide.
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"""
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self.service_item = service_item
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self.clear()
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@ -112,10 +116,6 @@ class ListPreviewWidget(QtGui.QTableWidget):
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if self.service_item.is_command():
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label.setPixmap(QtGui.QPixmap(frame[u'image']))
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else:
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# If current slide set background to image
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if framenumber == slideno:
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self.service_item.bg_image_bytes = self.image_manager.get_image_bytes(frame[u'path'],
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ImageSource.ImagePlugin)
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image = self.image_manager.get_image(frame[u'path'], ImageSource.ImagePlugin)
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label.setPixmap(QtGui.QPixmap.fromImage(image))
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self.setCellWidget(framenumber, 0, label)
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@ -129,25 +129,19 @@ class ListPreviewWidget(QtGui.QTableWidget):
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if self.service_item.is_text():
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self.resizeRowsToContents()
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self.setColumnWidth(0, self.viewport().width())
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#stuff happens here, perhaps the setFocus() has to happen later...
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self.setFocus()
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self.change_slide(slide)
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def update_preview_selection(self, row):
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def change_slide(self, slide):
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"""
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Utility method to update the selected slide in the list.
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Switches to the given row.
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"""
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if row >= self.rowCount():
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self.selectRow(self.rowCount() - 1)
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else:
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self.check_update_selected_slide(row)
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def check_update_selected_slide(self, row):
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"""
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Check if this slide has been updated
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"""
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if row + 1 < self.rowCount():
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self.scrollToItem(self.item(row + 1, 0))
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self.selectRow(row)
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if slide >= self.rowCount():
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slide = self.rowCount() - 1
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#Scroll to next item if possible.
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if slide + 1 < self.rowCount():
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self.scrollToItem(self.item(slide + 1, 0))
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self.selectRow(slide)
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def currentRow(self):
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return super(ListPreviewWidget, self).currentRow()
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@ -36,7 +36,7 @@ from collections import deque
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from PyQt4 import QtCore, QtGui
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from openlp.core.lib import OpenLPToolbar, ItemCapabilities, ServiceItem, SlideLimits, \
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from openlp.core.lib import OpenLPToolbar, ImageSource, ItemCapabilities, ServiceItem, SlideLimits, \
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ServiceItemAction, Settings, Registry, UiStrings, ScreenList, build_icon, build_html, translate
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from openlp.core.ui import HideMode, MainDisplay, Display, DisplayControllerType
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from openlp.core.lib.ui import create_action
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@ -418,7 +418,7 @@ class SlideController(DisplayController):
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if len(matches) == 1:
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self.shortcutTimer.stop()
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self.current_shortcut = u''
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self.preview_widget.check_update_selected_slide(self.slideList[matches[0]])
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self.preview_widget.change_slide(self.slideList[matches[0]])
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self.slideSelected()
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elif sender_name != u'shortcutTimer':
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# Start the time as we did not have any match.
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@ -428,7 +428,7 @@ class SlideController(DisplayController):
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if self.current_shortcut in keys:
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# We had more than one match for example "V1" and "V10", but
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# "V1" was the slide we wanted to go.
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self.preview_widget.check_update_selected_slide(self.slideList[self.current_shortcut])
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self.preview_widget.change_slide(self.slideList[self.current_shortcut])
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self.slideSelected()
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# Reset the shortcut.
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self.current_shortcut = u''
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@ -704,7 +704,7 @@ class SlideController(DisplayController):
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slidenum = 0
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# If service item is the same as the current one, only change slide
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if slideno >= 0 and item == self.service_item:
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self.preview_widget.check_update_selected_slide(slidenum)
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self.preview_widget.change_slide(slidenum)
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self.slideSelected()
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else:
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self._processItem(item, slidenum)
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@ -776,8 +776,11 @@ class SlideController(DisplayController):
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slideHeight = width * (1 / self.ratio)
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row += 1
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self.slideList[unicode(row)] = row - 1
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# If current slide set background to image
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if not self.service_item.is_command() and framenumber == slideno:
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self.service_item.bg_image_bytes = self.image_manager.get_image_bytes(frame[u'path'],
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ImageSource.ImagePlugin)
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self.preview_widget.replace_service_manager_item(self.service_item, width, slideno)
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self.preview_widget.update_preview_selection(slideno)
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self.enableToolBar(service_item)
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# Pass to display for viewing.
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# Postpone image build, we need to do this later to avoid the theme
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@ -810,7 +813,7 @@ class SlideController(DisplayController):
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Registry().execute(u'%s_slide' % self.service_item.name.lower(), [self.service_item, self.is_live, index])
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self.updatePreview()
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else:
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self.preview_widget.check_update_selected_slide(index)
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self.preview_widget.change_slide(index)
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self.slideSelected()
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def mainDisplaySetBackground(self):
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@ -973,7 +976,7 @@ class SlideController(DisplayController):
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self.service_item.bg_image_bytes = None
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self.updatePreview()
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self.selected_row = row
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self.preview_widget.check_update_selected_slide(row)
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self.preview_widget.change_slide(row)
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Registry().execute(u'slidecontroller_%s_changed' % self.type_prefix, row)
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self.display.setFocus()
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@ -981,7 +984,7 @@ class SlideController(DisplayController):
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"""
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The slide has been changed. Update the slidecontroller accordingly
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"""
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self.preview_widget.check_update_selected_slide(row)
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self.preview_widget.change_slide(row)
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self.updatePreview()
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Registry().execute(u'slidecontroller_%s_changed' % self.type_prefix, row)
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@ -1040,7 +1043,7 @@ class SlideController(DisplayController):
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row = 0
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else:
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row = self.preview_widget.rowCount() - 1
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self.preview_widget.check_update_selected_slide(row)
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self.preview_widget.change_slide(row)
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self.slideSelected()
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def on_slide_selected_previous(self):
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@ -1063,7 +1066,7 @@ class SlideController(DisplayController):
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return
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else:
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row = 0
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self.preview_widget.check_update_selected_slide(row)
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self.preview_widget.change_slide(row)
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self.slideSelected()
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def onToggleLoop(self):
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