Complementing, if some controls inside the dialog does not have EXPAND
set, then they will be sized only to they natural size, and depending how
they are distributed in the zbox they will maintain a minimum size for the
whole layout even if all the visible elements have expand set.
Best,
Scuri
On Tue, Jun 30, 2015 at 10:11 PM, Antonio Scuri <[email protected]>
wrote:
> Hi,
>
> Some comments about your code:
>
> - In a zbox all the elements inside it contribute to the layout natural
> size, even the hidden ones.
>
> - SHRINK is an attribute of the dialog. It is useless to set it on
> every element inside the dialog. But it will affect everyone inside the
> dialog.
>
> Shrink will be effective only for containers. For regular elements the
> current size will be set for a smaller value only if EXPAND is set.
>
> Best,
> Scuri
>
>
>
>
> On Tue, Jun 30, 2015 at 8:17 PM, Eric Wing <[email protected]> wrote:
>
>> On 6/30/15, Antonio Scuri <[email protected]> wrote:
>> > It depends on the layout.
>> >
>> > This usually occurs when you set the SIZE or RASTERSIZE to get an
>> initial
>> > size for the dialog. The trick is right after showing the dialog, set
>> > USERSIZE to NULL. This will remove that limitation.
>> >
>> > If it is not your case, then I need more details to figure out whats
>> > going on.
>> >
>> > Best,
>> > Scuri
>> >
>>
>>
>> So I don't think I was using any of those properties. II think that
>> means 'natural size' is the default? I tried setting USERSIZE to NULL
>> after the Show, but it didn't seem to help.
>>
>> I'm still new at this, so maybe it would be easier to show you an
>> excerpt of my code.
>>
>> One extra thing I'm doing just in case it matters. I create multiple
>> 'views' and put them in a zbox. I'm trying to do something like of
>> like a wizard. Each step progresses to the next view within the same
>> window (dialog) when the user clicks the correct button.
>>
>>
>>
>>
>>
>> // Creates two large image buttons in the center with labels
>> underneath each button
>> // returns a hbox or vbox
>> Ihandle* NewOrOpenView_Create(
>> Ihandle* image_new,
>> Ihandle* image_open,
>> Icallback on_new_project_callback,
>> Icallback on_open_project_callback,
>> void* user_data
>> )
>> {
>> Ihandle* main_dialog = NULL;
>> Ihandle* image_button_new = NULL;
>> Ihandle* image_button_open = NULL;
>> Ihandle* label_new = NULL;
>> Ihandle* label_open = NULL;
>> Ihandle* hbox_for_centered_ui = NULL;
>> Ihandle* vbox_for_centered_ui = NULL;
>> Ihandle* hbox_for_buttons = NULL;
>> Ihandle* hbox_for_labels = NULL;
>> Ihandle* vbox_for_new_button_and_label = NULL;
>> Ihandle* vbox_for_open_button_and_label = NULL;
>>
>>
>> image_button_new = IupButton(NULL, "newProjectButtonAction");
>> image_button_open = IupButton(NULL, "openProjectButtonAction");
>>
>> IupSetAttributeHandle(image_button_new, "IMAGE", image_new);
>> IupSetAttributeHandle(image_button_open, "IMAGE", image_open);
>>
>> label_new = IupLabel(GenProj_GetLocalizedString("New Project",
>> "New Project"));
>> label_open = IupLabel(GenProj_GetLocalizedString("Open Project",
>> "Open Project"));
>>
>> IupSetAttribute(label_new, "EXPAND", "HORIZONTAL");
>> IupSetAttribute(label_open, "EXPAND", "HORIZONTAL");
>> IupSetAttribute(label_new, "SHRINK", "HORIZONTAL");
>> IupSetAttribute(label_open, "SHRINK", "HORIZONTAL");
>> IupSetAttribute(image_button_new, "EXPAND", "YES");
>> IupSetAttribute(image_button_open, "EXPAND", "YES");
>> IupSetAttribute(image_button_new, "SHRINK", "YES");
>> IupSetAttribute(image_button_open, "SHRINK", "YES");
>>
>> IupSetAttribute(image_button_new, "ALIGNMENT", "ACENTER:ACENTER");
>> IupSetAttribute(image_button_open, "ALIGNMENT",
>> "ACENTER:ACENTER");
>> IupSetAttribute(label_new, "ALIGNMENT", "ACENTER:ACENTER");
>> IupSetAttribute(label_open, "ALIGNMENT", "ACENTER:ACENTER");
>> IupSetAttribute(label_new, "FONTSIZE", "40");
>> IupSetAttribute(label_open, "FONTSIZE", "40");
>>
>>
>> vbox_for_new_button_and_label = IupVbox(
>> image_button_new,
>> label_new,
>> NULL
>> );
>>
>> vbox_for_open_button_and_label = IupVbox(
>> image_button_open,
>> label_open,
>> NULL
>> );
>>
>> IupSetAttribute(vbox_for_new_button_and_label, "ALIGNMENT",
>> "ACENTER:ACENTER");
>> IupSetAttribute(vbox_for_open_button_and_label, "ALIGNMENT",
>> "ACENTER:ACENTER");
>> IupSetAttribute(vbox_for_new_button_and_label, "SHRINK", "YES");
>> IupSetAttribute(vbox_for_open_button_and_label, "SHRINK", "YES");
>>
>> hbox_for_buttons = IupHbox(
>> vbox_for_new_button_and_label,
>> vbox_for_open_button_and_label,
>> NULL
>> );
>> IupSetAttribute(hbox_for_buttons, "ALIGNMENT", "ACENTER:ACENTER");
>>
>> IupSetAttribute(hbox_for_buttons, "MARGIN", "10x10");
>> IupSetAttribute(hbox_for_buttons, "SHRINK", "YES");
>>
>>
>>
>> IupSetCallback(image_button_new, "ACTION",
>> on_new_project_callback);
>> IupSetCallback(image_button_open, "ACTION",
>> on_open_project_callback);
>>
>> IupSetAttribute(image_button_new, "MY_USER_DATA", (const
>> char*)user_data);
>> IupSetAttribute(image_button_open, "MY_USER_DATA", (const
>> char*)user_data);
>>
>> return hbox_for_buttons;
>>
>> }
>>
>> // returns a zbox with all the views for the wizard
>> Ihandle* GenProj_CreateWizardDialog(
>> struct SharedResources* shared_resources,
>> Icallback on_new_project_callback,
>> Icallback on_open_project_callback,
>> Icallback on_next_from_open_project,
>> Icallback on_previous_from_open_project,
>> Icallback on_previous_from_generation_view,
>> void* user_data
>> )
>> {
>>
>> Ihandle* main_dialog = NULL;
>> Ihandle* zbox_view = NULL;
>>
>> Ihandle* new_or_open_view = NULL;
>> Ihandle* open_existing_view = NULL;
>> Ihandle* generation_view = NULL;
>> struct WizardControllerState* wizard_state = (struct
>> WizardControllerState*)user_data;
>>
>>
>>
>> new_or_open_view = NewOrOpenView_Create(
>> shared_resources->handleImageNew,
>> shared_resources->handleImageOpen,
>> on_new_project_callback,
>> on_open_project_callback,
>> user_data
>> );
>> open_existing_view = OpenExistingProjectView_Create(
>> shared_resources,
>> NULL,
>> on_next_from_open_project,
>> on_previous_from_open_project,
>> user_data
>> );
>> generation_view = GenerationView_Create(
>> shared_resources,
>> on_previous_from_generation_view,
>> user_data
>> );
>>
>> IupSetHandle("newOrOpenView", new_or_open_view);
>> IupSetHandle("openExistingView", open_existing_view);
>> IupSetHandle("generationView", generation_view);
>>
>>
>> zbox_view = IupZbox(
>> new_or_open_view,
>> open_existing_view,
>> generation_view,
>> NULL
>> );
>>
>> IupSetAttribute(zbox_view, "VALUE", "newOrOpenView");
>>
>> wizard_state->zBoxView = zbox_view;
>>
>> main_dialog = IupDialog(zbox_view);
>>
>> IupSetAttribute(main_dialog, "SHRINK", "YES");
>> IupSetAttribute(zbox_view, "SHRINK", "YES");
>>
>>
>>
>> return main_dialog;
>> }
>>
>> // returns the window (dialog) with the wizard
>> void GenProjController_CreateWizard(struct SharedResources*
>> shared_resources)
>> {
>> struct WizardControllerState* wizard_state =
>> WizardControllerState_Create();
>>
>> Ihandle* wizard_window = GenProj_CreateWizardDialog(
>> shared_resources,
>> &OnNewProjectCallback,
>> &OnOpenProjectCallback,
>> &OnNextFromOpenProject,
>> &OnPreviousFromOpenProject,
>> &OnPreviousFromGenerationView,
>> wizard_state
>> );
>>
>> IupShowXY(wizard_window, IUP_CENTER, IUP_CENTER);
>>
>> }
>>
>>
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>
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